3' x 8" Sharp RD-820 Radial Arm Drill PressModel: RD-820Serial Number: 14990Year of Manufacture: 2000Country of Origin: TaiwanOverviewThe Sharp RD-820 is a heavy-duty, versatile radial drill designed for precision drilling, tapping, and boring. Manufactured in 2000, this unit features the robust build quality and reliability that established Sharp as a staple in North American machine shops. This machine has been well-maintained and comes fully equipped with the essential box table and integrated coolant system.Key FeaturesPrecision Engineering: Built with hardened and ground arm slideways and high-tensile cast iron components for maximum rigidity under heavy loads.Power Elevation: Equipped with a dedicated 1 HP motor for effortless arm height adjustment.Tapping Ready: Features a built-in mechanical switch for spindle forward/reverse and an auto-reverse function specifically for high-efficiency tapping.Safety First: Includes over-travel protection on the arm and head feed, plus a safety nut to prevent accidental arm drops due to wear.Complete Package: Includes the standard T-slotted box table, which is critical for supporting smaller workpieces at an ergonomic height.Technical SpecificationsColumn Diameter: 8.25"Arm Travel (Lateral): 33.5" (3')Spindle Taper: MT #4Spindle Speeds: 88 – 1500 RPM (12 Steps)Spindle Motor: 3 HPSpindle Stroke: 8.25"Max Distance Spindle to Base: 47.6"Box Table Dimensions: 23.6" x 17.5" x 15"Approximate Weight: 3,080 lbsElectrical: 230/460V, 3-PhaseIncluded EquipmentT-Slotted Box Table (Riser Block)Integrated Coolant System (Pump in base)Work LightHardened and Ground Ways
Country of Origin: Taiwan
Column Diameter: 8.25"
Arm Travel (Lateral): 33.5" (3')
Spindle Taper: MT #4
Spindle Motor: 3 HP
Spindle Stroke: 8.25"
Approximate Weight: 3,080 lbs
Electrical: 230/460V, 3-Phase
