Specification:
The 14Pcs power nut drive drill bit set and alloy steel are necessary for all toolkits. It has a full range of sizes and can be used with any power drive or screw gun to meet your different needs.
Size: 3/16 (4.76mm), 1/4 (6.35mm), 9/32 (7.14mm), 5/16 (7.93mm), 11/32 (8.73mm), 3/8 (9.53mm), 7/16 (11.11mm) 5mm, 5.5mm, 6mm, 7mm, 8mm, 10mm, 12mm