Trend Snappy Drill Bit Guide Set - for No6, 8 & 10 Gauge Screws The essential drill bit guide set for all common countersink sizes from N06 to No10 gauge, complete with No2 Philips and No2 Pozi 50mm long screw driver bits Makes perfectly centralised pilot holes when fitting countersunk hinges and other ironmongery. Eliminates any problems of off set screws, misalignment of fittings or screwheads sticking up, for professional, consistent flush fitting results every time. Makes the correct sized pilot holes for any fitting that requires No6, 8 or 10 gauge screws. Direct fit to Trend Snappy Chucks for fast, efficient working practice and quick swaps between accessories. Specifications • Shank Diameter: 1/4 hex • Dia Imperial: 5/64 to 9/64 • Pack Qty: 5 piece Contents: 1 x Drill bit guide 5/64" 1 x Drill bit guide 7/64" 1 x Drill bit guide 9/64" 1 x No. 2 Pozi 50mm screwdriiver bit 1 x No. 2 Phillips 50mm screwdriiver bit