It accepts all accessory bits with 1/32 to 1/8 inch shanks. It allows you quickly and easily change accessory on rotary tool without changing collets, save time and highly improve your work efficiency. Not only suitable for rotary tool models 275, 285, 398; Also suitable for models 750, 770 and 781 Widely used on rotary tool models 4000, 400, 3000, 398, 300, 285, 275, 200, 100, 8220, 8200, 800, 780, 770, 7700, 750
Build drawers, cabinets and other DIY projects around home with ease with the Dremel 631 Brad Point Bits as it can drill wood accurately. Compatible with all Dremel rotary tools, these point bits are titanium coated that stay on center and begin drilling immediately. Easy and simple to use, the Dremel 631 Brad Point Bits is your solution for home improvements.
Sharp and durable, the cutting edge strength is good. Small resistance, smooth chip removal, smooth cutting surface, no residue, with good machinability, it can be tapped to the button of the blind hole. Flexible to be used, processing efficiency, good stability, safe and reliable, widely used, low processing cost can be applied to a variety of jobs. Wrench Length: 60mm/2.36” Metric Taps Set Size: M3/M4/M5/M6 Drill Bits Size: 2.5/3.5/4.0/5.0mm