EQUALISER PROTON PEN
The EQUALISER Proton rotary pen machine has an advanced gear system that guarantees a trouble-free and quiet operation. The housing is made of the highest quality anodized aluminum. Super low weight— only 130 grams! Total lack of vibration! Compatible with most brands of cartridges! Stroke: 3.5mm
Full regulation of the needle extension 0-4.5mm
Handle diameter: 25mm
Length: 11.8 cm
Work range from 7 to 11V.
Motor is Japan made by Mubachi.