• Stop collar and Material-Thickness Gauge/Hex wrench for Kreg® Pocket-Hole Jigs
• Stop collar window aligns with etched markings on drill bit for easy setup
• Thickness Gauge easily measures material thickness (1/2", 3/4", 1 1/2"), and has built-in hex wrench
• Direct replacement for items included with Kreg® Pocket-Hole Jig 320, 310
• Also works with K5, K4, K3, R3, Mini, and Foreman (DB210)