Universal Work Holder Peg Clamp Jewelers Hand Held Vise Jewelry Engraving Tool Peg clamp is a Universal work holder or hand hold vise which is used for engraving, settings, holding, and repairs of Jewelry items. This peg clamp is made of aluminium and securely hold through a wooden handle. Work surface of the peg clamp is designed with holes which can hold 8 pins (included) in multiple position to insure a secure hold. The clamp is open through turning a knurled side screw. Clamp opening section has two guide pins to provide support. The work holder can be removed from the handle. Specifications Work Holder Head Material : Aluminium Work Holder Head Holes : 60 Nos Head Diameter : 2”(50mm) Approx. Work Holder Holes Depth : 0.28” (7mm) Work Holder Metal Pin Diameter : 0.118” (3mm) Work Holder Metal Pin Length : 0.54” (13.72mm) Wooden Handle Diameter : 1” (25.4mm) Wooden Handle Length : 4” (101.6mm) Weight : 6.72 Oz (0.19 kg)