Number of boring units 2 Spindles each boring head: 25 Center distance between spindles: 32 mm Pneumatic clamps per boring head: 3 Distance between boring units: 145 mm to 620 mm Motor power: 3 HP x 2 Dimension of working table: 820 mm x 1150 mm Boring depth: 0 – 70 mm Maximum work piece thickness: 100 mm Quick Chucks Included: 50 units Working height of machine: 33 ¾” Working space requirement 55 ½” x 55” x 50 ¼” Net weight 1,606 lbs. Gross weight 1,870 lbs. Electrical connection* 230V | 3-phase | 60 Hz.