夹子经过高温淬火锻造而成,硬度高 The clip is forged by high temperature quenching and has high hardness 丝杆螺纹加深处理,纹路均匀,推进流畅不易脱落 The screw thread is deepened, the grain is even, and the propulsion is smooth and not easy to fall off. 适用于夹持各种形状的工作,夹持牢固可靠 Suitable for clamping various shapes, the clamping is firm and reliable T型拧杆,拧动有力,光滑不伤手 T-type screw rod, strong and smooth, not hurting the hand