GUHRING NC spotting drill F556 shank diameter 8mm center hole angle 120°

[Features]● The web is thin, so thinning is not necessary even when polishing. ●Because the chisel width is extremely short, a sharp conical center hole can be removed. ●Can be used as centering for normal drills.

[Use] ●Cover materials: general structural steel, carbon steel, alloy steel, special hardened steel, stainless steel, aluminum alloy, cast iron. ●Positioning processing. ●Hole chamfering.

[Specifications] Shank diameter (mm): 8 Total length (mm): 79 Center hole angle (°): 120 Blade shape: Single edge Surface treatment: Fire coating

[Specification 2] Number of blades: 2

[Material/Finish] Kosoku steel (HSS)

[Set contents/accessories]
-

【Note】
-