Laser welded diamond blade is characterized by its high welding strenth and good standing ability at high temperature. It is especially used for dry cutting marble, granite, asphalt and concrete. diameter 105mm-- 600mm Outer Diamer Hole Diameter Segment Size(mm) Segment No Inches Metric(mm) Inches Metric(mm) 4" 105 7/8"/5/8" 22.23/15.88 1.7?8?35 6 4.5" 115 7/8"/5/8" 22.23/15.88 2.0?8?32 9 5" 125 7/8"/5/8" 22.23/15.88 2.0?8?32 10 6" 150 7/8"/5/8" 22.23/15.88 2.2?8?33 11 7" 180 7/8"/5/8" 22.23/15.88 2.2?8?35 13 9" 230 7/8"/5/8" 22.23/15.88 2.5?8?40 16 10" 250 7/8"/5/8" 22.23/15.88 2.5?8?40 17/18 12" 300 1" 25.4 2.8?10?40 20/21 14" 350 1" 25.4 2.8?10?40 24 16" 400 1" 25.4 3.2?10?40 28 18" 400 1" 25.4 3.2?10?40 32 20" 500 1" 25.4 3.2?10?40 36 24" 600 1" 25.4 3.2?10?40 42 ??other specification and sizes are availble upon request