Material: S2 Steel Hex Shank Size: 6.35mm (1/4") Bits specification: 18; 20; 23; 27; 30 18 mean triangle's height is 1.8mm ; 20 mean triangle's height is 2.0mm ; 23 mean triangle's height is 2.3mm ; 27 mean triangle's height is 2.7mm ; 30 mean triangle's height is 3.0mm ; Total Length: 50mm
Features:
- 100% Brand New and High Quality. - It made of high-strength S2 alloy steel, very durable. - Toughness is good, hard to rupture and wearproof. - Magnetic bits, in the installation can easily absorb screws - Suitable for installation in pneumatic screwdrivers, electric screwdriver, rechargeable drill, using the wind batch. - Widely used power tools, electric screwdriver assembly, electronics industry, household appliances, precision instruments industry, furniture industry screw equipment.