21-Piece Jobber Length Drill Bit Set, High Speed Steel HSS, 135 Degree Split Point

Set includes 1/16in 1.59 mm through 3/8in 9.52 mm by 64ths high speed steel HSS jobber length drill bits with metal index. HSS drill bits are surface treated and feature a 135 degrees type P3 split point.Benefits: Made of heavier construction and provides excellent results in hard steels, titanium and other hard materials and is particularly suitable for power and portable drilling Surface treated for abrasion resistance and improved chip flow 135 degrees split point begins cutting action immediately, penetrates faster with less pressure and prevents walking No center punch needed