Zhejiang Zhongtian Tools Corp. Ltd. [China]

1.Founded in 1989 2.Professional manufactuer 3.ISO9001 passed 4.Export Europea, USA, Canada, AU, Eastern Asia

                                                          Screwdriver bits

                                                     --phillips double end blts

       Material:  TW S2, CN S2

        Hardness: 59-61 for the TW S2,

                        58-60  for the CN S2.

        Toughness: 280-300 for the TW S2,

                          240-260 for the  CN S2.

       Package: 10pcs/ set in plastic blister

       Size and Packing Detail

phillips double end bits