SHDIATOOL Diamond Grinding Cup Wheel 115mm / 4.5 Inch Turbo Row for Marble Concrete Masonry Granite

1pc sintered turbo row diamond grinding cup wheel, Diameter: 4.5" / 115mm; Bore: 22.23mm (7/8"); Workable thickness: 4.5mm; Grit : 40/50 Crafted with heat-treated steel and high-concentration diamonds, this grinding wheel delivers exceptional strength and durability. Resistant to rust, wear, and deformation, it ensures long-lasting performance and fast material removal Features a turbo segment configuration and large grinding surface for aggressive material removal. Multi-air holes enhance cooling, reduce friction, and minimize wear for smoother, faster grinding Perfect for grinding hard surfaces like concrete, granite, marble, masonry, and other building materials. Delivers professional-grade results for construction, renovation, and stonework projects Works with most grinding machines and angle grinders. Recommended RPM: 8,000 (Max 13,200 RPM), ensuring high-speed precision and efficiency for demanding tasks