Clarkson-Osborn

#57 Cobalt Taper Length Drill Bit DR29257

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...

#57 HSS Aircraft Extension Drill Bit DR64257

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...

#57 HSS Aircraft Extension Drill Bit DR65257

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...

#57 HSS Chucking Reamer RE17257

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

#57 HSS Half Round Jobber Drill Bit DR53257

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...

#57 HSS Heavy Duty Jobber Drill Bit DR74257

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...

#57 HSS Hyper Jobber Drill Bit ZD16257

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...

#57 HSS Stub Drill Bit DR12257

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...

#57 HSS Taper Length Drill Bit DR20257

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...

#57 HSS Two Tone Jobber Drill Bit DR02257

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...

#57 Solid Carbide Die Drill Bit SC05757

Premium submicron grain carbide 140° Split point Bright finish (TiN and TiAIN coatings available) Straight flute design gives added web strength and the special point configuration easily penetrates...

#57 Solid Carbide Jobber Drill Bit SC01757

Premium submicron grain carbide Bright finish (TiN and TiAIN coatings available) 118° Four facet point Regular spiral Precision ground carbide drills are designed for high feed rate and good chip...