Greenlee 38507 Round Shank with Three Flat Arbor for 9/16 to 1-3/16-Inch Hole Saws Air Tools The Ridgid 97787 close quarters

The Ridgid 97787 close quarters quick-feed cutter is specifically designed for use in restricted spaces on hard and soft copper

chuck size 1/4 inch

Keys made of heat treated Chrome Vanadium steel Quality set at an economical price S

aluminum and soft steel tube without using fittings

Greenlee 38507 Round Shank with Three Flat Arbor for 9/16 to 1-3/16-Inch Hole Saws Air Tools The Ridgid 97787 close quartersHigh speed steel (Pilot drill bit) material; 9 16 inch Min. Hole saw size; 1 3 16 inch Max. Hole saw size; 1 4 inch Shank size; Yes supplied with pilot Drill; round with 3 flat shank shape; chuck size 1 4 inch From the Manufacturer The best arbor in the industry ensures a solid connection without any gaps or wobbling. Arbors include replaceable high speed pilot drill. Pilot drills have unique split point tip design. Use with Greenlee bimetal hole