ดอกสว่านขั้นบันไดชุบสีทอง 16ขั้น Bosch 2608587434 Hss-Tin(Titanium) Step Drill Bit 16 Parts M10 (6-40mm./5mm.)
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Material High Speed Steel (HSS)
Cutting Diameter 10 Millimeters
Finish Type Gold
Shank Type 3-Flat
Cutting Angle String 135 Degrees
About this item
3-Flat shank to prevent slipping in the chuck
Spiral flute for longer lifetime, less vibration and a faster drilling rate
Diameter mark in both flutes