VEVOR Pocket Hole Jig, 56 Pcs Mini Jig Pocket Hole System with C-clamp, Step Drill, Wrench, Drill Stop Ring, Square Drive Bit, and Screws, for DIY Carpentry ProjectsProduct Features Stability and Power are Here Our pocket hole jig kit is designed with a reinforced nylon body and a carbon steel C clamp, providing excellent stability and firmness. Additionally, the clamp has 2 magnets that increase its grip strength, securely holding the wood in place and preventing any shaking or deviation while drilling. Adapt to Any Depth The pocket hole jig system provides an adjustable depth range of 1" (12. 7 mm 38. 1 mm).