A&M Instruments Stoneworking Dupont 3/8" Radius Plated Diamond Router Bit for Granite or Marble - DUP 0.37Sold individually for $75. 00 each. A&M Instruments Product Code: DUP 0. 37 Material: Granite or Marble Grit: 35 40 Coarse; 120 140 Fine Head Diameter: For 3 8" 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

Medium 806 314 247 524 016

depending on the material

Coarse 6802-015

Coarse 6837-013

Medium 806 314 129 524 013

000 RPM max

Medium 806 314 234 524 014

Removes both sanded and non-sanded grout

Medium 806 314 544 524 025

Coarse 6801-023

Slip screw through the arbor hole in the disc and securely tighten screw in the mandrel

Old ISO #: Medium 846L-016