Features: – Multi-Hole Drilling – up to 5 Holes, – Side Guide Adjustments, – Back-gauge Adjustments, – Easy Drill Length Adjustment, – 2″ Hollow Drill Bits Available in 13 sizes, – 2-1/2″ Hollow Drill Bits Available in 4 sizes, – Hollow Drill Bits Also Available With Teflon Coating, Specifications: Number of Drill Heads 2 to 5 (Comes with 3 Heads), Drill Sizes Available (2″ capacity) 1/8″ to 1/2″ / 3 to 13 mm, Drill Sizes Available (2-1/2″ capacity) 1/4″ to 1/2″ / 6 to 13 mm, Center to Center Distance Maximum 15″ / 38 cm, Center to Center Minimum (standard) 1-7/8″ / 48 mm, Center to Center Minimum (optional narrow heads) 1-3/8 / 35 mm, Maximum Drilling Capacity 2-1/2″ / 63 mm, Strokes per Minute (adjustable) Up to 18, Backgauge Adjustment 0 to 5″ / 0 to 13 cm, Vertical Adjustment of Individual Heads 1/4″ / 6 mm, 1 Phase, 60 Hz, AC. Pump: 1/2 HP. Spindle Motor: 1-1/2 HP. 208/230 Volts, 18 Amps (service size 30 Amps),