Industrial 1A1R Diamond Cut-Off Wheel – 4" x. 048" x 1" – 45/50 Grit – Made in USA. Wheel Type: 1A1R (Reinforced Straight Cut-Off). Why Choose the 1A1R Profile?. Designed with a reinforced core for stability and a coarse 45/50 grit, this wheel is built for fast material removal and aggressive slicing in heavy-duty applications.
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