6, Wood, Hand Screw Clamp, Adjustable Jaws For A Strong Grip Or Delicate For Those Small Projects, Oiled Wooden Jaws Won’t Damage Or Slip On Your Work Piece, Held Together By ColdDrawn, CarbonSteel Spindles Swivel Nuts, Acme Thread For Quick Clamping, Metal Parts Are Treated To Resist Rust, Large Handles For Comfort Torque, 6 Jaw Length, 3 Clamping Capacity, 3 Throat Depth,37 Spindle Diameter