Long-neck straight drill/grinder for internal grinding and work in slots and channels, with a die-cast aluminium head on a 75 mm spindle neck and 20 mm MICROMOT collar. Double-row ball bearing spindle with a lock button for fast cutter changes. 230 V, 100 W, 5,000 to 22,000 per minute, length 300 mm, weight 630 g, insulated to class 2. Supplied with six MICROMOT collets from 1.0 to 3.2 mm. Proxxon NO 28485.