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3 Piece Countersink Set

3 Piece Countersink Set

Big Bear Bolts

£9

A 45 degree countersink angle. Produced from Steel, Round shank, to fit drill chuck. For use in corded or cordless rotary drills with a 3-Jaw drill chuck. Application: hardwood, softwood, non-ferrous metals, steel and plastic. Sizes: 10mm, 12mm, 16mm 45 Degree Countersink Angle For Drilling into Wood, Non-ferrous Metals and Plastic Round shank, to fit drill chuck For Corded or Cordless Drills

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Buy from BIG BEAR BOLTS LTDBIG BEAR BOLTS LTD is a UK retailer, not the maker. Price seen 2026-09-26. Not an affiliate link, we earn nothing from it.

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The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.