Quick Ratchet Screwdriver Set 12Pcs Screwdriver Bits Household Screw Driver Parafusadeira Hand Tools

الوصف

12 in 1 CRV material metalworking mini portable multifunction screwdriver set ratchet spanner precision screwdriver set   Specifications:  Material: Chrome vanadium steel  Bag size: 11*8*4 cm  Number: 12 in 1  Description:Screw driver switch,manual press since Move on,take out the screwdriver can be used.Box extension rod have holes,and convenient to take out the use of extension rod.Chrome vanadium steel is chrome vanadium alloy elements of alloy tool steel,After heat treatment hardness 60 HRC above.Manganese steel is especially ZGMn13 the wear-resistant steel that it works in particular conditions has good abrasion resistance,strong impact such as tank track plate,etc.