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Type KSB conical
HSS, cylindrical shank with three-surface grind, cone 20°, twist ground inside.
The progressive boring drill makes holes in thin materials without pre-boring, and expands existing holes. Can also be used for slanted holes and tubes.

Is part of:
157750 Set of taper drills
 

Made in Germany

Mũi khoan nón MAKE

Type KSB tapered
HSS, TiN coating, cylindrical shank with three-surface grind, taper 20°, twist ground inside.
The progressive boring drill makes holes in thin materials without pre-boring, and expands existing holes. Can also be used for slanted holes and tubes.
Because of TiN coating has longer useful life, higher cutting speeds and reduced edge build-ups.

Is part of:
157760 Set of taper drills

Made in Germany

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In metal case.

Consisting of:
157700.0100: 1 pieces Progressive boring bit HSS Type KSB 20° conical, cylinder shaft Size 0 3.0-14.0 mm
157700.0200: 1 pieces Progressive boring bit HSS Type KSB 20° conical, cylinder shaft Size 1 8.0-20.0 mm
157700.0300: 1 pieces Progressive boring bit HSS Type KSB 20° conical, cylinder shaft Size 2 16.0-30.5 mm

Made in Germany

Mũi khoan nón MAKE

Hexagon mount 1/4".
Suitable for mounting in three-jaw chuck or directly in all 1/4" hexagon mounts on drills and portable drivers. For holes in all ferrous and non-ferrous metals to a thickness of 2 mm.

Made in United kingdom