
Made of high strength S2 alloy steel, wear-resistant and durable. Triangle head size: TAΔ18 (1.8mm), TAΔ20 (2.0mm), TAΔ23 (2.3mm), TAΔ27 (2.7mm), TAΔ30 (3.0mm), length: 50mm (2inch). 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 instrument industry, furniture industry screw equipment.