3M™ Pro Grade Precision™ Dust Channeling Block Sanding Sponge 120 grit Fine, 2502TRI-120-CH, 4.5 in x 2.5 in x 1 in, 12/cs Min Qty Order:12 3M SKU: 7010536733

3M SKU: 7010536733

3M SKU: 7100211551

3M SKU: 7010512621

Designed to blend and finish silicon bronze parts during laser brazing

UPGRADED FOR HIGH PERFORMANCE: Built with 3M Precision-Shaped grain for increased cut-rate without sacrificing finish

3M™ Pro Grade Precision™ Dust Channeling Block Sanding Sponge 120 grit Fine, 2502TRI-120-CH, 4.5 in x 2.5 in x 1 in, 12/cs Min Qty Order:12 3M SKU: 70105367333M SKU: 7010412362 Lead Time: ~2 days 3M Pro Grade Precision Dust Channeling Block Sanding Sponge 120 grit Fine, 2502PGP 120 CH, 4. 5 in x 2. 5 in x 1 in, 12 cs Available In A Range Of Grits For A Smooth Finish. Conforms To Your Surface For Easier Sanding. Diamond Patterned Side Channels Dust Away From Your Surface And Is Great For Detailed Sanding. For Best Results, Sand With The Grain Of Wood, Working Through A Sequence Of Grits From Coarse To Very