Introducing the T-Track Hold Down Clamps by POWERTEC. This 2pc set features screw-type vice clamps designed specifically for t-track woodworking applications. They will work with any standard t-track that accommodates 1/4” and 5/16” t-bolts. Additionally, each clamp can securely hold down stock from 1/4” to 2 inches thick. Whether you're a professional or DIY enthusiast, commonly used dimensions will most certainly come in handy for many of your drill press, router table, table saw and jig assemblies. Premium Design with Heavy Duty Build Both clamps are comprised of a heavy duty construction – offering long term durability with professional quality results. Their ergonomic design flaunts a body base constructed out of anodized aluminum. The clamping screw and foot were manufactured with hi-grade solid brass. To add functional comfort, the clamping knob has an EZ-grip, round 1-1/2 inch profile. POWERTEC is a leading manufacturer of high quality woodworking tools and accessories, machines, and an assortment of OEM replacement parts. We are committed to exceeding expectations, while bringing the latest innovations, technology, and product development to the industry.