1.1. PRECISION SHARPENING Our drill sharpener is designed for precise sharpening of twist drill bits from 1/8 to 15/32 (3 12mm). With its advanced grinding mechanism, it ensures accurate and even sharpening every time. 2.3. Easy to Use Our drill bit sharpening machine simplifies the sharpening process with its user friendly design. Simply insert the drill into the corresponding slot, adjust it, and let the machine work its magic. Manual sharpening becomes a breeze, saving you time and effort. 3.4. DURABLE AND EFFICIENT Our drill sharpener is made of quality materials for durability. The grinding wheel is designed for long lasting performance, allowing you to sharpen your drill bits efficiently without compromising quality. 4.2. VERSATILE COMPATIBILITY This sharpener is specially designed for twist drills, making it the tool for professionals and DIY enthusiasts. It can sharpen a variety of drill sizes from 1/8 to 15/32, offering versatility and convenience.