... galvanization, chroming, e-coating, nickel plating, etc. 4. Material: stainless steel,or CR-V steel, 5 ... 35 days after confirmed 23 pcs ratchet handle and bit set 1.Code: SD120592 2.Material:CRV ... 3. Surface treatment:eletrodeposited chromium, and sand plasting4.Function and feature:screw driver use computer repairing5. ... Case size: 24*9.5*4.2 cm6 ...