Clarkson-Osborn

#7 Bright Finish Slow Spiral Jobber Drill Bit DR72207

HSS Bright finish 118° Degree point Slow spiral flute design - to be used for applications in brass, fiberglass, hard rubber and plastics The wide flutes and low helix angle allow a greater volume of...

#7 Carbide Tipped Jobber Drill Bit SC04207

Bright finish (TiN and TiAIN coatings available) 118° Degree point Regular spiral HSS body, carbide tip provides excellent wear resistance Recommended for drilling cast iron, composites, aluminum...

#7 Cobalt Aircraft Extension Drill Bit DR64707

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...

#7 Cobalt Jobber Drill Bit DR09207

Cobalt jobber 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...

#7 Cobalt Stub Drill Bit DR12807

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...

#7 Cobalt Taper Length Drill Bit DR29207

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...

#7 HSS Aircraft Extension Drill Bit DR64207

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...

#7 HSS Aircraft Extension Drill Bit DR65207

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...

#7 HSS Center Drill DR62207

HSS Bright finish 60° Degree included angle Often called "center drills" which are used for drilling center holes in components or workpieces that require machining between centers Clarkson Osborn...

#7 HSS Chucking Reamer RE17207

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

#7 HSS Half Round Jobber Drill Bit DR53207

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...

#7 HSS Heavy Duty Jobber Drill Bit DR74207

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...