Item: SHDIATOOL Diamond Vacuum Brazed Glass Saw Blade Cutting Disc Quantity: 1pc or 2pcs Specification: Diameter: 3"/ 75mm; Segment Thickness 1.3mm; Diamond height 10mm; Bore 10mm; Diameter: 4"/100mm; Thickness: 1.4mm, Diamond height 15mm; Bore: 22.23mm, with two washers(15.875/20mm) Diameter: 4.5"/115mm,Thickness: 1.5mm, Diamond height 15mm; Bore: 22.23mm, with a washer(15.875mm) Diameter: 5"/125mm; Thickness: 1.6mm, Diamond height 15mm; Bore: 22.23mm, with a washer(15.875mm) Diamond Grit: #100/120 Recommended Machine: Mini Angle grinder(for 3"/75mm) ; Angle Grinder or Circular Saw Application: Cutting and grinding of glass, jade, crystal, wine bottles, ceramics, tiles, etc... Feature: 1. Vacuum brazing technology provides more efficient work performance; 2. Premium diamond material for longer life, higher wear resistance and sharpness; 3. Ultra-thin cutterhead design improves blade sharpness, facilitates chip removal and extends service life.