Hougen 14005 Electrician's & Fabricator's Holcutter Kit

Precision ground, heat-treated tool Cuts three times faster and cleaner than a hole saw Produce holes from 11/16" up to 3" diameter in sheet metal, rubber, gasket, and fiber materials, and some plastics up to 1/8" (3.2mm) thick All sizes have a "shoulder" to prevent plunge thru, which is especially useful when drilling into live electrical boxes Patented quad lead thread system Four individual threads on the arbor allows the cutter to quickly be threaded on or off the arbor Arbor is for use in 3/8" or larger drill chucks Includes: Plastic tool case contains (6) hole cutters (7/8, 1-1/8, 1-3/8, 1-3/4, 2 & 2-1/2") arbor, pilot, hex washer, and instructions