Two Striper Diamond 115 Round Fine 5/PkTwo Striper Diamond 115 Round Coarse 5/PkTwo Striper multi-use diamonds features Faster Cutting and Longer Lasting. Crystals placed evenly and precisely in a uniform matrix, are permanently fused to a surgical-grade stainless steel shank. Shape Number 115 Grit Coarse2015003 Fine2015013 Minor Diameter n/a Major Diameter 1.2mm Abrasive Length 1mm Available in convenient 5-packs. Recommended use: Occlusal & Lingual Reduction (Bulk) An anatomically prepared occlusal surface provides adequate clearance and allows for uniform thickness of the restoration. Reproduce lingual concavity in crown preparation.