‎0.811″ Bore Diameter × 2 1/2″ Hone Length × 12″ Overall Length, 800 Grit, Aluminum Oxide - 12 Gauge Flex-Hone for Firearm Chambers 1.5mm x 60 Serrations - Soft Jaws Chuck Size 4" inches Product Specifications Width 3″ Backing

Product Specifications Width 3″ Backing Material Polyester Cloth Length 132″ Backing Weight YF Abrasive Material Zirconia Alumina Color Green Grit 50 Standard Pack 25

8580 Cutting Direction Right Hand

Model #: 930-000-922

Product Specifications Cutting Diameter (DC) 5/16″ Application | Profiling | Plunging | Profile Cutting | Radiusing | Radius Slotting | Connection Diameter Machine Side (DCONMS) 5/16″ Grade C-2 Sub-Micron Depth of Cut Maximum (APMX) 1/2″ Length Group Stub Overall Length (OAL) ‎2-1/2″ End Shape Ballnose Cutting Edge Material Carbide Decimal Equivalent 0

Model #: 4030-L (9)

‎0.811″ Bore Diameter × 2 1/2″ Hone Length × 12″ Overall Length, 800 Grit, Aluminum Oxide - 12 Gauge Flex-Hone for Firearm Chambers 1.5mm x 60 Serrations - Soft Jaws Chuck Size 4" inches Product Specifications Width 3″ BackingItem #: MJ7300054 Brand: Brush Research Model #: 00054 Product Specifications Type 12 Gauge Hone Length 2 1 2 Abrasive Material Aluminum Oxide Overall Length 12 Grit 800 Specification Firearm Chambers Bore Diameter 0. 811