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Twofold ground main cutting edges and circumferential cutters. Effective length of the plug max. 70 mm

Place 1616 at the edge of the work piece in a way that the outside of the cutter is overlapping the edge, allowing fast chip ejection

“Lewis” pattern, crest of thread, main cutting edge and taper tap in premium quality. Version with stepped head and hexagonal shank from Ø 8mm.

500 – 2800 rpm. e.g. Ø 12 mm 2000 rpm in soft wood. Further details in the speed diagram

500 – 800 rpm e.g. Ø 40 mm 800 rpm in soft wood. Further details in the speed diagram
Made in Germany

Specially formed channel for removing chips, teflon-coated, changeable crest of thread HSS, two carbide tipped main cutting edges, protruding cutting edges and cylindrical shank with three clamping surfaces. Ground by diamond wheels on CNC-machines

“Lewis” pattern with crest of thread, main cutting edge and bottom blade.
700 – 2250 rpm e.g. Ø 12 mm 1500 rpm in European hard wood. Further details in the speed diagram