SPONGE ABRASIVE BLOCKS

SPONGE ABRASIVE BLOCKS

STUFF: SPONGE / EVA

ABRASIVE: ALUMINIUM OXIDE / SILICONCARBIDE OXIDE

GRIT； 40# ………240#

SIZE: 100x70x 25mm ; 125x100x10mm ; 125x95x12mm ;

SPECIFICATION ( CLASS ) : GRADE A 90KGS ； GRADE B: 65KGS ；

GRADE C 50KGS ; GRADE D: 35KGS