·金刚石研磨使用寿命长且表现优异Convincing arguments:quality,efficiency and price
·Easy to operate for inexpensive grinding of twist drill bits with two cutting edges
·Drill bit grinding without prior experience-clean,fast and precise
·Easy to transport
·Easy replacement of the grinding disc
·Positively-driven sharpening action,thus easy to operate
·Automatic grinding of the tip geometry thanks to cam
·Robust plastic housing with anti-slip base
·Diamond grinding stone with long service life for the perfect grind
