Product description
16 Years’ Experience of Screwdriver bits Manufacturing. Multiple Screwdriver bits invention patents.
* Made of high quality S2 alloy steel, overall induction hardening, with strong wear resistance.
* With strong magnet, it is more professional, quick and convenient to use.
* The hardness of the product reaches HRC58-62 degrees, making it easy to drill various materials.
* Through high-quality surface treatment, the anti-rust function is doubled.
* High grade steel,High precision,Extraordinary hardness,Superior toughness,Zero tolerance for quality problems.