$54.99 Klein Tools 25963 Step Drill Bit, 1/4 to 3/4-Inch, Spiral Double-Fluted, Cuts Thin Metal, Plastic, Aluminum, Wood, 1/4-Inch Hex Shank, VACO : Amazon.co.uk: DIY u0026 Tools
NEIKO 10194A Titanium Step Drill Bit, High-Speed Alloy-Steel Bit, Hole Expander for Wood and Metal, 10 Step Sizes from 1/4 Inch to 1 3/8 Inches : Amazon.co.uk: DIY u0026 Tools
1 3/4 Core Drill Dormer HSS Standard Length (Boxed) - Sheffield Tooling Company
