12.7mm reduced shank to enable use in standard drill chucks. For use on aluminium, steel, plastic, wood and non-ferrous metals. Set contains 14, 16, 18 and 20mm. Precision, strength and durability - all in one HSS drill bit from Toolpak. These blacksmith drill bits feature a 118deg tip cutting angle and a black oxide finish to strengthen the outside surface. A hot roll-forged process gives the bits good flexibility and break resistance, while the 12.7mm reduced parallel shank bit enables use in

Brand Name	Toolpak