Purchase Qty. Reference FOB Price
200-999 Pieces US$15.00
1,000+ Pieces US$8.00
Product Description
Hot Foundation Drilling bit BFZ162 1 Item No BFZ162 2 Material 42CrMo+YG10C (can be negotiable) 3 Alloy tip made from cobalt powder of thick particles through burning in the vacuum, and suitable grade selected. 4 Body alloy steel selected after heat treatment and high strength 5 ...