Bessey Tools HS-12 12" Wood Hand Screw Clamp, Large Diameter Spindles Product Description 12", Wood, Hand Screw Clamp, Large Diameter Spindles For Added Strength Durability, Spindles Swivel Nuts Are Made From Cold Drawn, Carbon Steel, Acme Thread For Rapid Operation Years Of Hard Use, Hardwood Handles Are Over-Sized For Comfort, Extra Torque Reinforced With Steel Ferrules, The Spiral Pin Used To Secure The Handles To The Spindle Is Easy To Remove For Repair Or Replacement, Metal Parts Are Treated To Resist Rust, Jaws Made From Quality Hard Maple For A Lifetime Of Use Are Oiled To Resist Glue, 12" Jaw Length, 9-1/4" Clamping Capacity, 6" Throat Depth, .44 Spindle Diameter. From the Manufacturer Wood Handscrew Camp, 12" Jaw Length, 9 1/4"" Throat Depth and 17/16" Spindle Features Large Diameter Spindles For Added Strength Durability Spindles Swivel Nuts Are Made From Cold Drawn Carbon Steel Acme Thread For Rapid Operation Years Of Hard Use Hardwood Handles Are Over-Sized For Comfort Feature a large diameter spindles for added strength and durability. Spindles and swivel nuts are made from cold drawn, carbon steel. Acme thread for rapid operation and years of hard use. Hardwood handles are over-sized for comfort, extra torque and reinforced with steel ferrules. The spiral pin used to secure the handles to the spindle is easy to remove for repair or replacement. Metal parts are treated to resist rust. The jaws, made from quality hard maple for a lifetime of use, are oiled to resist glue. USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.