Clarkson-Osborn

#20 Cobalt Stub Drill Bit DR12820

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...

#20 Cobalt Taper Length Drill Bit DR29220

Cobalt 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...

#20 HSS Aircraft Extension Drill Bit DR64220

HSS Black oxide finish for increased wear resistance and added lubricity 135° Degree split point for fast penetration and accurate starting (self-centering) which eliminates "walking" and reduces the...

#20 HSS Aircraft Extension Drill Bit DR65220

HSS Black oxide finish for increased wear resistance and added lubricity 135° Degree split point for fast penetration and accurate starting (self-centering) which eliminates "walking" and reduces the...

#20 HSS Chucking Reamer RE17220

HSS Bright finish Straight shank Right hand cut Straight flute Straight flute reamers are used in general purpose reaming applications in ferrous and non-ferrous materials Clarkson Osborn Catalog

#20 HSS Half Round Jobber Drill Bit DR53220

HSS Black oxide finish for increased wear resistance and added lubricity 118° Degree point These drills allow greater chip clearance and have less tendency to run out in deeper hole applications. As...

#20 HSS Heavy Duty Jobber Drill Bit DR74220

HSS Black oxide finish 135° Degree split point (self-centering) which eliminates "walking" and reduces the thrust force needed Heavy web construction gives this drill higher torsional strength which...

#20 HSS Hyper Jobber Drill Bit ZD16220

HSS Black oxide finish for increased wear resistance and added lubricity 118° Degree point suitable for general purpose drilling in a wide range of materials Steam oxide surface treatment increases...

#20 HSS Stub Drill Bit DR12220

HSS Black oxide finish for increased wear resistance and added lubricity 135° Degree split point for fast penetration and accurate starting (self-centering) which eliminates "walking" and reduces the...

#20 HSS Taper Length Drill Bit DR20220

HSS Straight shank Black oxide finish for increased wear resistance and added lubricity 118° Degree point Taper length drills have the same flute length as taper shank drills for deeper hole...

#20 HSS Two Tone Jobber Drill Bit DR02220

HSS 135° Degree split point (self-centering) which eliminates "walking" and reduces the thrust force needed Black and gold surface treatment for maximum lubricity Ideal for hand drilling and machine...

#20 Solid Carbide Chucking Reamer SC80720

Premium micrograin carbide Bright finish Straight shank Right hand cut Straight flute Straight flute reamers are used in general purpose reaming applications in ferrous and non-ferrous materials up...