Draper Black HSS Drill Bit, 11 x 142mm (Pack of 5) DBBSDescription\nThese high speed steel drill bits are fully ground with a 135\u00B0 split point for precise centring to prevent drill wander. The black oxide coating ensures the drill bits are more durable and resistant to corrosion than standard HSS bits. Draper Black Series drill bits do not need to be used in conjunction with a cooling agent. Suitable for use with metal, wood, chipboard and plastic. Compatible with a standard 10/13mm chuck.Key Features\n--Fully ground with a 135\u00B0 split point for precise centring\n--Black oxide coating for durability and resistance to corrosion\n--Does not need to be used in conjunction with a cooling agent\n--Suitable for use with metal, wood, chipboard and plastic\n--Compatible with a standard 10/13mm chuck\n--Contents: 5 x Black HSS Drill Bits - 11 x 142mmSpecifications\n--Brand: Draper\n--MPN: 08843\n--Model: 08843\n--Type: Drill Bit\n--Category: Power Tool Accessories\n--Sub Category: Drt