A 25 piece set of durable engineering quality drills, will give a consistent rapid performance into all non-alloy materials. Manufactured from a high grade M2 tool steel. The 135 split point prevents the bit from drifting and enables faster penetration. Drill Dia. mm: 1.0: 13.0 Total Length mm: N/A Working Length mm: N/A Shank Dia. mm: N/A Shank Type: Straight Material: M2 Grade HSS Steel Timco Ground Jobber Drills Set - HSS (Size 25pcs - 25 Pieces) in Grey