Specification - Diameter 2"(50mm); diamond head height 10mm; thickness 1mm. Bore 6mm. 1pc with 6mm shank and 4pcs without shank. Total 5 pieces. Ultra-Thin Design – Precision Cutting for Delicate Materials. With its 1mm ultra-thin blade, this tool delivers clean, smooth cuts in glass, jade, crystal, tiles, marble, and other fragile materials—without surface damage or chipping. Ideal for both professional craftsmen and DIY enthusiasts, it ensures precision and control for intricate work. Versatile Cutting Performance - Precision Across Diverse Materials. Glass and crystal for delicate art projects; Jade and marble for luxury craftsmanship; Ceramic tiles for home renovation. This tool meets the exacting standards of both professional tradespeople and serious DIY enthusiasts. High-Quality Substrate Material – Engineered for Strength & Precision. Crafted from an ultra-hard, high-stability substrate, this blade achieves an ultra-thin 1mm design without sacrificing durability.The advanced material ensures exceptional impact resistance and cutting stability, delivering smooth, efficient performance even on tough materials. Note - Compatible with Hand-held grinders (engraving machines), angle grinders, lucite machines, and standard cutting tools. Optimal Cutting Technique: For best results on glass, lightly spray water on the cutting surface or use continuous water application to minimize chipping and extend blade life. Ideal for glass artists and stone fabricators, tile installation professionals, DIY home renovators and industrial material processors. DTDIATOOL 1pc 50mm Diamond Glass Cutting Disc with 1/4 inch Shank and 4pcs 50mm Bore 1/4 inch Glass Cutting Disc for Tile Wine Bottle Crystal