During workshop operation, many workpieces were minor damaged due to their excessive force. Therefore, we recommend that you use the vise to clamp. Our vise has to roughen screw rod, solid casting, and strong clamping force. It can ensure the stability of clamping multiple workpieces | Vevor | | 6'' ACCU Lock Vise for Precision, Milling Vice with 6 Inch Jaw for Drill Press, Milling & Drilling Bench Clamp Vice | Silver | Best Buy