A&M Instruments Stoneworking Roman Ogee 1/2" Radius Plated Diamond Router Bit for Marble and Granite - ROG 0.50Sold individually for $110. 00 each. A&M Instruments Product Code: ROG 0. 50 Material: Marble and Granite Grit: 35 40 Coarse; 120 140 Fine Head Diameter: For 1 2" Radius Shank Diameter: 1 2" Used for edging 3 8" to 1 2" thick marble or granite (see product description). Diamond metal bond impregnated type for granite, nickel plated type for marble. For almost 40 years customers around the world have depended on A & M Instruments for high precision

A&M Instruments Product Code: H28 (Special Order Item)

Disc Diameter: 0

New ISO #: Ultra Fine 806 314 274 494 011

Manufactured in USA

Coarse 6845-015

A&M Instruments Product Code: D3RL

Grit:140 Fine

A&M Instruments Product Code: 4018-0062

Old ISO #: Medium 899-031

Coarse 6801-023

Coarse 4378-0125C

Old ISO #: Ultra Fine 3274-014