Greenlee 38507 Round Shank with Three Flat Arbor for 9/16 to 1-3/16-Inch Hole Saws Air Tools aluminum and soft steel tube

aluminum and soft steel tube without using fittings

chuck size 1/4 inch

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

CRANK BC610

W/EL-BASIN PLUG HEAD

Greenlee 38507 Round Shank with Three Flat Arbor for 9/16 to 1-3/16-Inch Hole Saws Air Tools aluminum and soft steel tubeHigh 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