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> Norton (roloc) speed-lok tr 3" disc 36 grit #38674
Norton (roloc) speed-lok tr 3" disc 36 grit #38674
Norton R821 Norzon Speed-Lok 3" TR Disc 36 Grit #38674
* Superior zirconia alumina grain
* Super hard phenolic resin bond system
* Promotes quick initial cut
* Actually self-sharpens with continued use
* Optimizes grain adhesion
Discs feature the Type R / Type III locking system. Compatible to 3MTM Roloc backing system.
