You might also be interested in these trend countersink drill bit.
15% off
Trend 9.5mm TCT Countersink with Adjustable 4mm HSS Drill Bit | Fast Swap Accessory For Clean Pilot Holes And Accurate Countersinking In Wood, Metal And Plastics, SNAP/CS/4MMTC
Trend 12.7mm TCT Countersink with 6mm HSS Drill, Adjustable Length | Adjustable Length And Quick Release System For Fast Countersinking With 6mm HSS Drill, SNAP/CS/6MMTC
Trend
£ 24.20
free shipping
To the product (9 offers)
6% off
Trend 5-Piece TCT Countersink Set, Imperial, Adjustable Depth | Adjustable Depth And Quick Release System For Fast, Accurate Countersinking In Imperial Sizes, SNAP/CSTC/SET
Trend
£ 67.98
free shipping
To the product (9 offers)
6% off
Trend 1/2 Inch TCT Countersink, Adjustable 3.5mm HSS Pilot Drill | Adjustable Pilot Drill And Quick Release Shank For Clean, Accurate Countersinking In Wood, Metal And Plastics, SNAP/CS/12TC
Trend
£ 16.99
free shipping
To the product (11 offers)
Trend HSS Replacement Drill Bits for Imperial Countersinks, Pack of 10 | High-Speed Steel Replacement Bits For Imperial Countersinks, Supplied In A Pack Of 10, SNAP/DB/PK1
Trend
£ 15.38
To the product (7 offers)
13% off
Trend Snappy TCT 9.5mm Diameter Countersink with 2.75mm Pilot Drill for No8 Gauge Screws, Quick Release, Tungsten Carbide Tipped, SNAP/CS/8TC TCT