Specialized Spanner Avoid Skid
High quality medium carbon steel is adopted as materials of spanner head. The surface hardness of spanner is higher than pull studs reaching HRC58-62 to be durable.
Each batch of BT40 Pull Stud Wrenchs would be sampled for toque testing to ensure the safety.
Shandong Chongde Precision Machinery Co.,LTD
Contact Person: helen
Address: New Town Development Building B,Podium Building 4 North Lake Tourist Areas,Jining,Shandong