Drills & Screwdrivers RUKO

The CBN ground and spiral flutes guarantee quiet running and high cutting performance. Especially the chip flow is optimized, so even long, non-breaking chips will be removed easily. The optimized chip flow protects the cutting edges and reduces built-up edges and cold weld marks. The cone makes it easier to withdraw the tool from the material.Specifications:- Ø: 4,0-12,0 mm- Total length L1: 65,0 mm- Shank Ø: 6,0 mm- Size no.: 0/9- Steps: 9- Material: HSSE-Co 5- Surface: bright- Cutting direction: right hand cut- Shank: 3-way clamping surface- Point angle: 118°- Point cut: Shape C: Split point- Step angle: 90°- Tolerance: work´s specification