摘要
146四翼弧角钻头 146 four-wing arc angle drill bit
产品介绍
146四翼弧角钻头
146 four-wing arc angle drill bit
丝扣尺寸可定制。一般常用的丝扣标准:DZ50、DZ60、2′ 3/8 Api reg 、3′ 1/2 Api reg 、4 ′1/2 Api reg 。(公母扣可定制)
thread size can be customized. Commonly used thread connection standards: DZ50, DZ60, 2′ 3/8 Api reg, 3′ 1/2 Api reg, 4 ′1/2 Api reg. (Male and female buckles can be customized)