3-Piece Electrician's Hole Saw Kit w/ArborOptimized teeth pattern for fast, consistent cutting of steel including stainlessKit contains the three most frequently used small hole saws: 7/8 inch, 1-1/8 inch, and 1-3/8 inch (22, 29, and 35 mm), arbor, arbor adapter, spare pilot bit and hex keyBore through wood 2x4s in a single passCuts precise holes in both mild and stainless steel, drywall, ceiling tile, laminates, wood and plasticMultiple leverage points for easy slug removalIncludes a rugged carrying caseNOTE: Set pilot drill point 1/8 inch beyond tooth pointsSpecificationsMaterial: Bi-metalIncluded: Hole Saws: 7/8'', 1-1/8'', 1-3/8'' (34.9, 28.6, 22.2 mm) Arbor, Arbor Adapter, Pilot Bit, Hex Key, and Carrying CaseWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.