The Micro-Tec Opti Drill Grinder 3mm–30mm is a precision-engineered machine designed to sharpen spiral drills made from HSS or hard metal with ease and accuracy. Perfect for workshops and industrial environments, this grinder delivers professional-grade sharpening performance — even for users without prior grinding experience. With its durable diamond grinding stone, integrated ER collet chuck system, and compact, transportable design, this grinder ensures sharp, precise results while saving time and cost.

• Wide Drilling Range: Sharpen drills from 3mm to 30mm for maximum versatility.
• Durable Diamond Grinding Stone: Ensures long-lasting performance and clean, accurate sharpening.
• Integrated ER Collet System: Includes ER 20 and ER 40 collets for a complete, ready-to-use setup.
• Precision Sharpening: Adjustment aids and guided openings ensure defined drill bit positioning and edge accuracy.
• Easy Operation: Short rotating movements of the collet holder enable fast, repeatable grinding results.
• Compact & Portable: Lightweight, space-saving design for effortless transport and use.
• Efficient 450W Motor: Delivers powerful and consistent grinding performance.
• Adjustable Tip Angles: Supports sharpening angles from 90u00b0 to 145u00b0 for various drill types.
• Included Accessories:
• 6 pcs. ER 20 collets (u00d8 3u20138 mm)
• 22 pcs. ER 40 collets (u00d8 8u201330 mm)
• Spare grinding wheel: GH15T
• Achieve professional precision and extended drill life with the Micro-Tec Opti Drill Grinder u2014 built for accuracy, durability, and effortless operation.