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China 7pcs SDS Drill Bit Sets Manufacturer,Promotional Custom Imprinted 7pcs SDS Drill Bit Sets,Advertising 7pcs SDS Drill Bit Sets,discount 7pcs SDS Drill Bit Sets supplies |
Features:
1) Size:
a) 5, 6, 8 x 110mm
b) 6, 8, 10, 12 x 160mm
2) Material: 40Gr, YG8C
Inner packing:
Metal case
Outer packing:
N.W.: 28kg
G.W.: 29kg