Overview Reviews Product Description Cobalt stub drills offer increased hardness, toughness and better wear resistance compared to regular HSS Gold oxide surface finish provides a polished finish and prevents chip building, galling and welding on a workpiece 135° Degree split point for fast penetration and accurate starting (self-centering) which eliminates "walking" and reduces the thrust force needed The short flute and overall length provide maximum rigidity, hole accuracy, and tool life Cobalt drills are suitable for harder material including alloy steels, stainless steel and other difficult to drill materials Clarkson Osborn Catalog Product Videos Custom Field Diameter 6.3mm Flute length 31mm Overall length 70mm Package quantity/sold as each 10 Product Reviews Write a Review Write a Review × Clarkson-Osborn 6.3mm Cobalt Stub Drill Bit DR79063 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *
Clarkson-Osborn | sku: CLK DR82630 6.3mm HSS Stub Drill Bit DR82630 MSRP: Now: $7.38 Add to Cart Clarkson-Osborn | sku: CLK DR90630 6.3mm Cobalt Jobber Drill Bit DR90630 MSRP: Now: $16.14 Add to Cart Clarkson-Osborn | sku: CLK DR12701 "A" Cobalt Stub Drill Bit DR12701 MSRP: Now: $7.97 Add to Cart Clarkson-Osborn | sku: CLK DR79065 6.5mm Cobalt Stub Drill Bit DR79065 MSRP: Now: $10.02 Add to Cart
Clarkson-Osborn | sku: CLK DR90630 6.3mm Cobalt Jobber Drill Bit DR90630 MSRP: Now: $16.14 Add to Cart Clarkson-Osborn | sku: CLK DR12701 "A" Cobalt Stub Drill Bit DR12701 MSRP: Now: $7.97 Add to Cart Clarkson-Osborn | sku: CLK DR79065 6.5mm Cobalt Stub Drill Bit DR79065 MSRP: Now: $10.02 Add to Cart
Clarkson-Osborn | sku: CLK DR12701 "A" Cobalt Stub Drill Bit DR12701 MSRP: Now: $7.97 Add to Cart Clarkson-Osborn | sku: CLK DR79065 6.5mm Cobalt Stub Drill Bit DR79065 MSRP: Now: $10.02 Add to Cart