S&R titanium HSS Drill Bit Set 1-10 mm, 19 Piece Nitride coated bits, 135 split point, for steel, cast iron and wrought iron, metal case

DRILL HARD METALS WITH LESS WEAR: This 19-piece titanium coated HSS drill bit set covers 1-10 mm, so one metal case handles pilot, clearance and fixing holes in tool steel and structural steel with fewer worn bits TITANIUM-COATED HSS STEEL: High-speed steel with a nitride titanium coating adds wear resistance, heat resistance and low friction, which extends bit life in steel and cast iron, especially when used with coolant TECHNICAL DATA: 19 sizes from 1 mm (0.04 in) to 10 mm (0.39 in) in 0.5 mm steps, 135 degree split point, C-diff geometry to DIN 1412, drilling depth up to 5xD for continuous holes and normal holes, steel box included SUITABLE FOR STEEL AND CAST IRON: Drills unalloyed structural steel, tool steel, grey cast iron and wrought iron with graphite in workshops and on site, with a split point that centres fast for professional and DIY use TRUSTED SINCE 1998: S&R has been established in the UK since 1998 and backs the highest quality level of these drill bits with a 10-year guarantee, because that promise shows our confidence in every set