Diamond Core Drill Specification:(3 speeds) Drill Capacity:80MM Rated ... No-load speed:0-880/1,990/3,960r/min Diamond Core DrillSpecification:Drill Capacity:80MM Rated voltage:110V/230V ... BMCSize: 48*42*35cmCase Qty: 3Pcs/ ctnG.W/N.W: 20/18KGSAccessories:Water pipe,Tie-in,Carbon Brush, Inner hexagonal spannerCompany ... of our products are various.6, OEM service is available. Diamond Core Drill--G12-80