{Company has passed international quality management system certification}

Shandong sishui public machine accessories limited Off-the-shelf specifications hardmetal top {thimble} alloy adopts Zhuzhou cemented carbide works {Hardness 89.5}, Taper shank parts 40CR Quenched hardness 45~50HRB . Top famous welding using high frequency induction heating equipment rather than gas welding, welding materials Zhuzhou pure brass , Which can keep the weld appearance {No pores, trachoma, crack } To ensure strong, stable, fixed alloy top Alloy diameter 30mm,36mm, 40mm,50mm, 60mm, 70mm,80mm,90mm,100mm , Angle 60 ° 75 ° 90 ° in accordance with customer needs. Another half dead center, inlaid carbide top, four-sided, hexagonal, octagonal mill top, universal repair is top-notch, top plum and other products, fixed top accuracy can be achieved 0.003, Welcome domestic and international customer demand to order a variety of non-standard samples or drawings of the top!

Specifications: Metric 80# metric 2# 3# 4# 5# 6# 100#
Taper correspondence: 2nd: big end diameter of 17.78, taper: 1:20.02
3rd: big end diameter 23.825, taper: 1:19.922
4th: big end diameter 31.267, taper: 1:19.254
5th: big end diameter 44.399, taper: 1:19.002
Alloy top half dead center the top dead center

Customer service QQ:1741231986