Trend SNAP/DBG/12 Snappy hinge centring guide - 4.36mm drill bit
Trend Snap/CS/Set 5-Piece Drill Countersink Set & C Corner Chisel for Hinge Fitting, Black, 70mm : Amazon.co.uk: DIY & Tools
SNAP/CS/SET - Trend Snappy 5 piece countersink set - makes pilot holes and countersinks in one go for faster, professional finishes. For No4 to No12 gauge screws Trend Tool Technology
Trend SNAP/DBG/A Snappy Drill Bit Guide Set - for No6, 8 & 10 Gauge Screws : Amazon.co.uk: DIY & Tools