The Milwaukee® Door Lock Installation Kit saves time and frustration when installing locksets and deadbolts. Designed for accuracy and ease of use, the Door Lock Installation Kit makes it simple to align and drill holes in slab doors. Whether you're remodeling, replacing a damaged door or adding a deadbolt, the auto-centering guide and anti-splinter depth stop let you make centered holes with a clean finish. This versatile kit works with wood and metal interior and exterior doors from 1-3/8 in. to 1-3/4 in. thick. The 10-piece kit includes (1) auto-centering drill guide, (1) anti-splinter depth stop, (1) 2-1/8 in. Hole Dozer hole saw, (1) 1 in. Hole Dozer hole saw, (1) small arbor & PB, (1) arbor adapter and spacer, (2) 3/32 in. drill bits and (2) 1/8 in. drill bits (for pre-drilling holes for latch plate screws). What's Included: (1) Auto-centering drill guide, (1) anti-splinter depth stop, (1) 2-1/8 in. Hole Dozer hole saw, (1) 1 in. Hole Dozer hole saw, (1) small arbor and PB, (1) arbor adapter and spacer, (2) 3/32 in. drill bits and (2) 1/8 in. drill bits (for pre-drilling holeRip Guard - the strongest tooth form in the industryLimited lifetime tooth break warranty8% cobalt construction for increased wear resistancePlug Jack - an all access slot design for fast plug removalFeatures rip guard teeth - teeth with more steel behind the cutting edge for added durabilityEquipped with plug jack - an all-access slot design for fast plug removalFeatures bi-metal constructionCoated with a low friction, thermoset paint that provides faster cutting speed in wood and more holes cut per battery chargeMade in the USADoor cutting guide included