Milling Vise Work Stop Quick Clamp Clamping Jaw Kit 3/8-3/4 Inch Overall Dimension: 1-1/2 in L x 1/2 in W x 1-1/2 in H *Rough Estimation* Weight: 4 Ounce *Rough Estimation* Hardened Steel Body Pins For Positive Clamping Clamps Quickly And Easily To The Top Of Hard Or Soft Jaws Fits All Milling Machine Vises With A 3/8" -3/4" Vise Jaws Qty: 1 Light Item