Xcel Step Drill Set Titanium Coated 3/16-7/8 & 1/4-1 3/8 inch 2-pce US37361618M 4405A 1/2 in Dr Socket

4405A 1/2 in Dr Socket 12pt 11/16 in x 37mm

Ball bearing recess on the female end to grip the ratchet

Nozzle Type Compression Fit

4305M 1/2 in Dr Deep Socket 12pt 24 x 77mm

Xcel Step Drill Set Titanium Coated 3/16-7/8 & 1/4-1 3/8 inch 2-pce US37361618M 4405A 1/2 in Dr SocketSTEPDRILL Step Drill Set Titanium Coated 3 16in 7 8in & 1 4in 1 3 8in 2 pce For drilling cylindrical holes in solid material up to a thickness of 4mm, Idea tool for sheet metal workers, electrical contractors, auto mechanics, panel beaters and general contractors, Drilling perfectly round holes in steel, brass, copper, aluminium, wood and plastic. This set contains a 5 22mm (3 16 7 8 ) and a 6 35mm (1 4 1 3 8 ). HSS with a hard titanium coating