Xuanhua Jinke Drilling Machinery Co.,Ltd.
Xuanhua Jinke Drilling Machinery Co.,Ltd. Jinke provide users high quality drilling solutions,we always focus on the strategic conception of “Survival by quality, Development by credit’’.
Add to Cart
Description
Tapered cross bit diameter:
Tapered cross bit degree: 4°46´,7°, 11°, 12°, etc;