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|Name:||Drill Length Bits||Brand:||ProDrill|
|Usage:||Hole Drilling||Processing Type:||Forging|
Q7-33-7 22-80 Straight Shank Drill Length Bits with best price
The manufacturers of the drill head are distributed throughout the country, mainly in Shandong Yanggu, Zhejiang Taizhou, Hubei and so on.
The material of the trousers of the bit is mainly 40Cr or 42CrMo (also used for 45# steel), the alloy of the bit is made of YG8-11, and the ingot is welded (the solder is 105, 801). The cylindrical tooth bit is welded, cold-inserted or hot-filled (embedded) production process. At present, the hot setting is widely used by foreign customers because of its excellent performance, but the price is relatively high.