135 Degree Point Cobalt Drill BitSplit PointIndustry Standard Type-J Cobalt Drill BitBronze / Straw ColorIndented shank indentifies drill bits as cobaltScrew Machine LengthALTiN Coated for Maximum Tool Life Standard Fractional Size Drill Bits.M42 Cobalt for better performance in harder to drill materials.
. Split Pt This coating is extremely heatresistant and can be used with or without coolant. It is exceptional in difficultto machine materials where adhesive wear is particularly high.M Jobber Length Drill Cobalt ALTIN Coated 135 Deg.