AGP Diamond Core Drilling Machine - LY 150 The Advantageous Ï Massive 3.5 HP motor. Ï Cool running under industrial use. Ï All sealed bearing construction for long tool life. Ï Heavy duty steel pole for accurate drilling. Ï Circuit breaker switch for safety. Specifications Drilling Capacity : 1 to 6 inch or 25.4 mm to 150 mm Collet : 1 1/ 4" Speed of Gear 1 : 800 RPM Power Input : 2.200 Watts Rated Voltage : 230 VAC - 50 / 60 Hz Weight : 18 Kg Order # : 132.02.001