The clamping jaws are mounted with detachable silicone pad to protect the workpiece better during operation. 2 swivel crank handles with scales for accurately adjusting vise front to back and left to right. High strength precision screw rod, not easy to slip or deform. Durable high density aluminum alloy construction with light weight. Use with drill stand, bench drill and more. Suitable for woodworking and metalworking., Manufacturer: FTVOGUE