Hex Head Screwdriver Bits

Specifications

hex head screwdriver bits

1. different hex type , different size for  selection

2. S2 or cr-v material

    S2 hardness ≥59        Cr-v hardness 52-54

3. The bit heat treatment is through Germany important vacuum stove , each lot take 6 hours , So it guranteed the bit heattreatment quality , the hardness can reach 58-60degree , it reached Germany Vera standard quality after testing . The bits can be used 1000 times more than other factories .  Material is used Taiwan imported S2.

Our company produce different kinds and sizes screwdriver bit for your selection . Look at the following picture show .

1.  100% test for all the screwdriver bits.

2. Support free sample and OEM service.

3 .All the inquiry will be replied within 24 hours.

4.The delivery time is about 45 days after receiving the deposit.

5.Our company can supply different head style with same cost . Also can supply different size of the bits and  double end bits.

   Ningbo Assist Tools   is one of the largest measuring tapes,cutter knives ,screwdriver bits ,screwdriver sets ,hand tools , manufactuers in China. It has cooperated with TRUPER, STARRETT, Advent,Walmart  .and many big buyers from all over the  world.

     The company was founded in 1994.Now the company have 1300 employee with the aunual production of 48 million measuring tapes and 10 million cutter knives .

     Our company has passed the European MID JIS, TUV, REACH ,EEC,ISO9001 certification

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Screwdriver bits