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Stepped Drills

Step drills with hardened cutting edges for furniture construction bolts.
Two sizes offered, for 5mm diameter and 7mm diameter bolts, for use in chipboard with minimum board thickness of 15mm.
Supplied with HSS slow spiral drill.
Stepped drills have diameters of 3.5 / 5.0 / 7.0 and 5.0 / 7.0 / 10.0 respectively.

Depth stop collar accessory also available to give constant depths of cut.