The 2 most widely used natural stones are granite and marble. Beautiful grains and physicochemical property make them great to be used in construction or art areas, like countertops, stairs, upright columns, floors, status, etc. Granite cutting blade is specially designed for cutting granite. Granite is a hard stone which contains quartz. So it is not easy to be cut. Sunny Superhard Tools developed not only great diamond formulas for cutting granite but also developed different shapes of the segments to increase its cutting performance, for smooth cutting and fast cutting. This 400mm granite cutting blade is equipped with 28 teeth U shape diamond segments, for cutting granite slabs. With arbor size of 50/60mm, it suits bridge cutters and other saws. U shape diamond segments bring excellent sharpness by reducing the contact area when cutting and it is good for discharging the chips. 400mm granite blade with 20mm height segment. Special U shape diamond segment increases its performance. Cutting granite slabs fast and smoothly. Stable performance & long lifespan & competitive price Optional segment height: 10mm, 12mm, 15mm, 20mm Other Sizes of Granite Cutting Blade: Diameter Segment Size Segment Nos. Diameter Segment Size Segment Nos. mm mm teeth mm mm teeth φ300 40*3.0*10 21 φ600 40*4.8*10 42 40*3.0*12 40*4.8*12 40*3.0*15 40*4.8*15 40*3.0*20 40*4.8*20 φ350 40*3.2*10 24 φ700 40*5.2*10 42 40*3.2*12 40*5.2*12 40*3.2*15 40*5.2*15 40*3.2*20 40*5.2*20 φ400 40*3.6*10 28 φ800 40*6.0*10 46 40*3.6*12 40*6.0*12 40*3.6*15 40*6.0*15 40*3.6*20 40*6.0*20 φ500 40*4.2*10 36 Other specifications can be customized upon your requests. 40*4.2*12 40*4.2*15 40*4.2*20   SAFETY TIPS:  Whenever you are using a diamond saw blade for cutting projects, to keep safety, please be careful and make sure that your body is fully protected. Safety is the first thing you should concern when doing cutting works.φ400*40*3.6*20*28T