| | Project | unit | specification | Comment |
| BC3731 | BC3751 |
| Processing range | Max swing diameter over bed | mm(in) | ¦µ550(21.653) | |
| Max turning length | mm(in) | 310(12.204) | 510(20.78) | |
| Max. turning diameter | mm(in) | ¦µ370(14.566) | |
| Maximum turning diameter on the skateboard | mm(in) | ¦µ330(12.992) | |
| Hydraulic clamping diameter | in | 8¨• | |
| principal axis | mode of spindle head | GB5900.1 | A2-6 | |
| Main shaft taper hole specification | | 1:20 | |
| Thru-hole of spindle | mm(in) | ¦µ66(2.598) | |
| Spindle bearing diameter (front/rear) | mm(in) | ¦µ100(3.937)/¦µ90(3.543) | |
| speed of mainshaft | r/min(rpm) | 50¡ª4500 | |
| Main motor power (continuous /30 minutes) | kW(hp) | 11(14.96)/15(204) | |
| Tailstock | Travel of Tailstock sleeve | mm(in) | 150(5.905) | 350(5.905) | optional |
| taper of center | MT No. | 4# | 5# |
| Sliding base | angle of inclination | DEG | 30¡ã | |
| displacement distance X/Z | mm(in) | 210(8.267)/350(13.779) | 210(8.267)/550(21.653) | |
Fast moving speed X/Z | m/min(ipm) | 30(1181) | |
| servo motor torque X/Z | Nm(ft-lb) | 10(7.374)/15(11.061) | |
| Ball screw diameter X/Z | mm | ¦µ32 | |
| knife rest | stations of tool carrier | | 8 | |
| Tool size (turning/boring) | mm | 25×25/¦µ40 | |
| other | power source | kVA | 23 | |
| Volume (length x width x height) | mm(in) | 1866(73.5)X2226(87.6)X1661(63.4) (Containing the rear line of chips) | 2200(86.62)X2226(87.6)X1661(63.4) (Containing the rear line of chips) | |
| total weight | Kg(lbs) | 4100(9041) | 4400(9702) | |
