Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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Step Drill
Unit of Measure
1 

Item #

Material Type

Heat Treat

Finish

Size

A - Dia

D ±.2500

RCDC16-136 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 16 N/A 0.1353-0.1360 in N/A 4.000 in
RCDC16-136S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 16 N/A 0.1353-0.1360 in N/A 4.000 in
RCDC16-149 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 16 N/A 0.1483-0.1490 in N/A 4.000 in
RCDC16-159 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 16 N/A 0.1583-0.1590 in N/A 4.000 in
RCDC18-149 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 18 N/A 0.1483-0.1490 in N/A 4.250 in
RCDC18-149S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 18 N/A 0.1483-0.1490 in N/A 4.250 in
RCDC18-159 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 18 N/A 0.1583-0.1590 in N/A 4.250 in
RCDC18-159S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 18 N/A 0.1583-0.1590 in N/A 4.250 in
RCDC18-177 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 18 N/A 0.1763-0.1770 in N/A 4.250 in
RCDC18-180 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 18 N/A 0.1793-0.1800 in N/A 4.250 in
RCDC21-201 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 21 N/A 0.2003-0.2010 in N/A 4.375 in
RCDC21-201S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 21 N/A 0.2003-0.2010 in N/A 4.750 in
RCDC21-213 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 21 N/A 0.2123-0.2130 in N/A 4.750 in
RCDC21-213S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 21 N/A 0.2123-0.2130 in N/A 5.000 in
RCDC23-257 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 23 N/A 0.2560-0.2570 in N/A 5.000 in
RCDC23-257S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 23 N/A 0.2560-0.2570 in N/A 5.000 in
RCDC23-272 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 23 N/A 0.2710-0.2720 in N/A 5.000 in
RCDC23-272S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 23 N/A 0.2710-0.2720 in N/A 5.000 in
RCDC24-257 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 24 N/A 0.2560-0.2570 in N/A 5.000 in
RCDC24-257S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 24 N/A 0.2560-0.2570 in N/A 5.000 in
RCDC24-272 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 24 N/A 0.2710-0.2720 in N/A 5.000 in
RCDC24-272S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 24 N/A 0.2710-0.2720 in N/A 5.000 in
RCDC24-281 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 24 N/A 0.2800-0.2810 in N/A 5.000 in
RCDC24-312 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 24 N/A 0.3110-0.3120 in N/A 5.000 in
RCDC27-312 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 27 N/A 0.3110-0.3120 in N/A 5.000 in
RCDC27-312S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 27 N/A 0.3110-0.3120 in N/A 5.500 in
RCDC27-322 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 27 N/A 0.3210-0.3320 in N/A 5.500 in
RCDC27-332 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 27 N/A 0.3310-0.3320 in N/A 5.500 in
RCDC27-332S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 27 N/A 0.3310-0.3320 in N/A 5.500 in
RCDC28-312 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3110-0.3120 in N/A 5.500 in
RCDC28-312S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3110-0.3120 in N/A 5.563 in
RCDC28-322 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3210-0.3220 in N/A 5.625 in
RCDC28-332 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3310-0.3320 in N/A 5.625 in
RCDC28-332S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3310-0.3320 in N/A 5.625 in
RCDC28-343 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3420-0.3430 in N/A 5.625 in
RCDC28-368 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3670-0.3680 in N/A 5.625 in
RCDC28-386 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.3850-0.3860 in N/A 5.625 in
RCDC28-404 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 28 N/A 0.4030-0.4040 in N/A 5.625 in
RCDC31-368 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 31 N/A 0.3670-0.3680 in N/A 6.000 in
RCDC31-386 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 31 N/A 0.3850-0.3860 in N/A 6.000 in
RCDC33-368 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 33 N/A 0.3670-0.3680 in N/A 3.875 in
RCDC33-368S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 33 N/A 0.3670-0.3680 in N/A 3.875 in
RCDC33-386 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 33 N/A 0.3850-0.3860 in N/A 3.875 in
RCDC33-386S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 33 N/A 0.3850-0.3860 in N/A 3.875 in
RCDC33-422 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 33 N/A 0.4210-0.4220 in N/A 3.875 in
RCDC33-422S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 33 N/A 0.4210-0.4220 in N/A 3.875 in
RCDC33-453 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 33 N/A 0.4520-0.4530 in N/A 3.875 in
RCDC38-368S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.3670-0.3680 in N/A 4.250 in
RCDC38-422 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.4210-0.4220 in N/A 4.250 in
RCDC38-422S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.4210-0.4220 in N/A 4.250 in
RCDC38-453 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.4520-0.4530 in N/A 4.250 in
RCDC38-453S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.4520-0.4530 in N/A 4.250 in
RCDC38-484 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.4830-0.4840 in N/A 4.250 in
RCDC38-506 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.5050-0.5060 in N/A 4.250 in
RCDC38-516 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 38 N/A 0.5148-0.5160 in N/A 4.250 in
RCDC43-578 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 43 N/A 0.5768-0.5780 in N/A 4.500 in
RCDC47-484 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.4830-0.4840 in N/A 5.000 in
RCDC47-484S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.4830-0.4840 in N/A 5.000 in
RCDC47-506 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.5050-0.5060 in N/A 5.000 in
RCDC47-506S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.5050-0.5060 in N/A 5.000 in
RCDC47-535 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.5338-0.5350 in N/A 5.000 in
RCDC47-535S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.5338-0.5350 in N/A 5.000 in
RCDC47-569 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.5678-0.5690 in N/A 5.000 in
RCDC47-569S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 47 N/A 0.5678-0.5690 in N/A 5.000 in
RCDC56-656 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 56 N/A 0.6548-0.6560 in N/A 5.375 in
RCDC56-656S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 56 N/A 0.6548-0.6560 in N/A 5.375 in
RCDC56-687 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 56 N/A 0.6548-0.6570 in N/A 5.375 in
RCDC56-687S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 56 N/A 0.6858-0.6870 in N/A 5.375 in
RCDC56-802S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 56 N/A 0.8008-0.8020 in N/A 5.375 in
RCDC64-765 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 64 N/A 0.7638-0.7650 in N/A 6.000 in
RCDC64-765S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 64 N/A 0.7638-0.7650 in N/A 6.000 in
RCDC64-802 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 64 N/A 0.8008-0.8020 in N/A 6.000 in
RCDC64-802S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 64 N/A 0.8008-0.8020 in N/A 6.000 in
RCDC72-875 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 72 N/A 0.8738-0.8750 in N/A 6.000 in
RCDC72-922 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 72 N/A 0.9208-0.9220 in N/A 6.000 in
RCDC72-927 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 72 N/A 0.9258-0.9270 in N/A 6.000 in
RCDC72-927S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 72 N/A 0.9258-0.9270 in N/A 6.000 in
RCDC72-938 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 72 N/A 0.9368-0.9380 in N/A 6.000 in
RCDC82-984 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 82 N/A 0.9828-0.9840 in N/A 7.000 in
RCDC82-1000 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 82 N/A 0.9988-1.0000 in N/A 7.000 in
RCDC82-1043 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 82 N/A 1.0415-1.0430 in N/A 7.000 in
RCDC82-1043S N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 82 N/A 1.0415-1.0430 in N/A 7.000 in
RCDC82-1165 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 82 N/A 1.1635-1.1650 in N/A 7.000 in
RCDC90-1109 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 90 N/A 1.1075-1.1090 in N/A 7.375 in
RCDC90-1165 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 90 N/A 1.1635-1.1650 in N/A 7.375 in
RCDC100-1228 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 100 N/A 1.2265-1.2280 in N/A 7.750 in
RCDC100-1289 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 100 N/A 1.2875-1.2890 in N/A 7.750 in
RCDC124-1546 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 124 N/A 1.5445-1.5460 in N/A 8.500 in
RCDC124-1656 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 124 N/A 1.6545-1.6560 in N/A 8.500 in
RCDC124-1789 N/A High Speed Steel N/A Per Drill Manufacturer´s Standard N/A Strippable Plastic Coat to Protect Cutting Edges (Tube Packaging Optional) N/A 124 N/A 1.7875-1.7890 in N/A 8.500 in
Unit of Measure
1