N/A

• <2> Conical point optional.
• Made from standard straight shank jobbers or screw machine twist drills.
• <6> Configuration applicable only for part number RCDC72-875 thru RCDC124-1789.
• Dimensions and tolerances not shown are per ANSI B94.11M.
• Caution: Step drills are designed for thru hole drilling. When used to drill a blind hole, it may be necessary to grind the drill to suit the depth required.