Simplify the process of installing your Zipbolt staircase hardware Eliminates the need to make a template from a rail cutoff.Long lasting hardened steel inserts help guide drill bits into rail.Easily align jig using only one centerline.Hardened alignment pins help hold jig in place.Hollow back is designed to eliminate sawdust being trapped between rail and jig.Can also be used with most easements. Hardened Alignment Pins Hardened alignment pins help to hold the Railbolt Drill Guide in place when drilling. Hardened Steel Inserts Hardened steel inserts help keep the drill bit straight when drilling. Contains Everything You Need Railbolt Drill Guide comes with everything you need: Drill GuideDrill BitsInstructionsCarrying Pouch Hollow Back Hollow back eliminates sawdust from getting trapped between the rail and the Railbolt Drill Guide 40.260 Railbolt Drill Guide 40.280 Universal Drill Guide 40.285 Replacement Bits for Universal Drill Guide Add to Cart Add to Cart Add to Cart Customer Reviews 4.2 out of 5 stars 259 3.2 out of 5 stars 20 3.8 out of 5 stars 2 Price $29.95$29.95 $49.99$49.99 $29.99$29.99 Complete Kit ✓ ✓ no data Replacement Parts no data no data ✓ For installing staircase hardware ✓ ✓ no data For installing furniture connectors no data ✓ no data