http://www.happy-ebuy.com/pdf/302040.pdf
Working area:580mmX400mmX60mm
Max thickness of the materials:≤90mm(the distance between Z axis and the bottom of the working station)
Working station:750*480mm
Dimension:900*650*450mm
6061 aluminum alloy + 6063 Industrial aluminum
Slide glide unit:X axis 20mm Chrome circular orbit,Y axis 16mm supporting rail,Z axis 13mm Chrome circular orbit
Stepper motor:New 2.8A two-phase 57 stepper motor
Drive unit:1605 ball bearing linear + cased muff coupling
Spindle motor :C57 300W DC motor(used, from USA,super-low noise,speed 3000-9000,ER11 3.175 collet)
Spidle accuracy: radial runout≤0.03mm
Engraving accuracy:better than 0.04mm(has been tested)
Resetting accuracy:better than 0.03mm
Idle load speed:0-5000mm/min
Engraving speed:0~2500mm/min
Control box( electrics): 3977 3-axis control box with the power supply + spindle speed regulator
Weight:60KG
http://cgi.ebay.com/ws/eBayISAPI.dll...:X:AAQ:US:1123