Description Bremick Countersinking Swift Bit 8-10G DBCS000008C Features: Hi-speed custom drill bits designed specifically for Swift bits Chamfered top shaft to prevent bit spin Custom tip pitch for timber decking 12-14G bit for use with Bugle Battens Thicker and longer bits to suit hardwood joists and 12G screws Benefits: Adjustable countersunk depth: Loosen screws to slide centre shaft in order to vary depth. Anti-clog debris holes No-Mar protective tip Triple flute countersink piece Replaceable tungsten carbide bit: Loosen screws and slide shaft out to reveal bit retainer screw. Suitable for hardwood and softwood decking: Designed for use with softwood joists – wider diameter bore may be required for use with hardwood joists. Instructions: Set countersink to desired depth. Ensure all grub screws are tight. At the desired fixing pint, pre-drill until auto stop collar ceases to spin. Install fastener TIP – You can experiment on an offcut to determine the countersink depth, depending on the style of screw being used. Specifications: Size: 8-10G Includes: 1x Allen Key, 2x Spare Bits
