Brand Name: Irwin *Sub Brand: Quick-Grip *Clamping Capacity: 6 in. *Throat Depth: 3-1/2 in. *Style: Adjustable *ProductType: C-Clamp *Clamping Force: 900 lb *Number in Package: 1 pc *Packaging Type: Bulk *Material: Steel *Vendor Internet Sales Policy: Sale of this product on third-party online marketplaces (eg. Amazon, eBay, Walmart) or member-owned websites is prohibited without direct written authorization from Stanley Black & Decker. *Discovery -  Express,  Core, Super,Other