Description:
Sharp Model 820 Radial Drill
SPECS
INCH METRIC
Diameter of column 8.29 inches 210 mm
Distance from column surface to spindle center, max. 33.46 in. 850 mm
Distance from column surface to spindle center, min. 9.06 in. 230 mm
Travel of spindle head 25.2 in. 640 mm
Distance from base surface to spindle end, max. 47.64 in. 1210 mm
Distance from base surface to spindle end, min. 14.76 in. 375 mm
Elevating height of arm 24.61 in. 625 mm
Effective area of table 23.62 x 17.52 x 14.96 in. 600 x 445 x 380 mm
Dimensions of base 49.21 x 25.20 x 6.30 in. 1250 x 640 x 160 mm
Taper hole in spindle MT #4
Stoke of spindle 8.27 in. 210 mm
R.P.M. of spindle (rpm range x steps) 73-1247 x 6 Steps 73-1247 x 6 Steps
Feed of spindle (1PR x steps) 88-1500 x 6 Steps 88-1500 x 6 steps
Main motor (HP) 3 HP 3 HP
Elevating motor (HP) 1 HP 1 HP
Clamping motor for column and gear-box (HP) Manual Clamp Manual Clamp
Clamping motor for arm (HP) Manual Clamp Manual Clamp
Coolant pump (HP) 1/8 HP 1/8 HP
Machine height from floor, max. 91.34 in. 23.20 mm
Measurement (LxWxH) 66 x 32 x 87 in. 1680 x 810 x 2210 mm
Approximate shipping weight 2976.25 Lbs. 1350 Kg
CAST IRON INCH METRIC
Drilling 1.97 in. 50 mm
Capacity Tapping 1.26 in. 32 mm
Boring 4.17 in. 106 mm
STEEL INCH METRIC
Drilling 1.26 in. 32 mm
Capacity Tapping 0.98 in. 25 mm
Machine is in great shape- saw little use. A few drill marks in table.
