General description Sealey HSS Fully Ground Drill Bit Set includes 25 pieces of fully ground, coated HSS drill bits designed to reduce friction and heat. The 135° split point enables the bits to bite into the workpiece for easy drilling, while quicker swarf clearance from the cutting edge produces a superior quality finish compared to standard HSS drills. This set is ideal for use on stainless steel and copper and is supplied in a convenient storage case. Technical specifications Model No.: AK4725 Sizes: Ø1-13mm in 0.5mm increments Nett Weight: 1.04kg Other information