NEW 9 pcs 1/2
- 9 Piece boring bar set features C-6 carbide for use in harder materials but also works great in aluminum and other soft metals All shanks are held to 0.0000-0.0005" from the nominal diameter and made of special heat treated alloy steel. Shank Diameter- 1/2".
- Contains: (3) pcs. 5/16" minimum bore (1 ea. 3/4" bore depth x 2-1/4" overall, 1 ea. 1-1/8" x 2-5/8", & 1 ea. 1-1/2" x 3").
- Contains: (3) pcs. 7/16" minimum bore (1 ea. 1-1/8" bore depth x 2-5/8" overall, 1 ea. 1-11/16" x 3-3/16", & 1 ea. 2-1/4" x 3-3/4"), (3) pcs. 9/16" minimum bore (1 ea. 1-1/2" bore depth x 3" overall, 1 ea. 2-1/4" x 3-3/4", & 1 ea. 3" x 4-1/2").