
Drilling out is a last resort but drill bits should be considered essential gear. The harder the material the bit is made from the longer it will last. However, it will also cost more and be more brittle.
-30%

Amazon.co.uk
5.0
£21.95 £31.54
Bosch 70-Pieces X-Line Titanium Drill and Screwdriver Bit Set (for Wood, Masonry and Metal, Accessories Drills)
-56%

Amazon.co.uk
5.0
£21.99 £50.00
Makita B-53811 Drill & Screwdriver Bit Accessory Set (100 Piece), Multi-Colour, Set of 100
-16%

Amazon.co.uk
4.0
£24.99 £29.99
Hi-Spec 130pc Mixed Multi Drill Bit Set. 1 to 10mm HSS Titanium Coated, Masonry & Brad Point Steel Bits for Metal, Woods, Plastics, Brick and Concrete....