CRL 1/2" x 18" 120X Grit Silicon Carbide Abrasive Belt - 10/Bx Sealants The proper insertion of backer

The proper insertion of backer rod into the joint is imperative to proper joint sealing

ASTM C-920 for Elastomer Joint Sealants

which is normal

Simple and Easy to Use

TC60H(140 degree)

CRL 1/2" x 18" 120X Grit Silicon Carbide Abrasive Belt - 10/Bx Sealants The proper insertion of backerSilicon Carbide Abrasive Available in Two Widths 5 16" and 1 2" (8 and 13 mm) For Use with CRL Cat. No. LD1218 Detail Belt Sander 10 Per Box These CRL Abrasive Belts are designed to fit the LD1218 Detail Sander. Premium silicon carbide abrasive belts offered in two different sizes and four grits each. The 1 2" x 18" (13 x 457 mm) size fit the LD1218AGB13 Angled Guide Bar, and the LD1218LGB13 Long Guide Bar. The Narrow 5 16" x 18" (8 x 457 mm) belts