Makita 7.5 AMP Corded 4-1/2 in. X-LOCK Angle Grinder with bonus X-Lock 4-1/2 in. Turbo Rim Diamond Blade for Masonry Cutting GA4570-E-07216 - The Home Depot
Makita 18V LXT Cordless BL 4.5/5 in. X-LOCK Paddle Switch Grinder Tool Only with Bonus X-LOCK 4.5 in. Cer/Gran Cutting Blade XAG26Z-E-07397 - The Home Depot
Makita 4.5 in. X-LOCK Turbo Rim Diamond Blade at Tractor Supply Co.