Fine‑Tune Print Tolerances with Precision Even with well‑calibrated printers, hole dimensions in FDM prints can vary slightly depending on material shrinkage, cooling, and layer orientation. This manual precision drill helps you carefully enlarge holes and refine tolerances without damaging delicate structures. Manual Drilling for Better Control on Printed Parts Small printed features or thin walls can crack easily when using powered drills. The manual drilling design provides direct tactile feedback, allowing you to gradually remove material and maintain precise control. Smooth Rotation with Stable Force Control The anodized aluminum handle features a comfortable weighted grip, while the rear cap integrates a precision bearing. This allows the drill to rotate smoothly against your palm, improving stability and alignment when working with tiny holes. Tungsten Steel Bits with Quick Identification Made from high‑hardness tungsten steel, the bits maintain sharp edges for clean cuts in PLA, PETG, and ABS. Intuitive color‑coded rings and laser‑engraved markings make it easy to quickly find the exact size you need. Optimized Size Range for 3D Printing Tasks Supporting drill sizes from 0.3 mm to 3.2 mm, the kit covers most common post‑processing needs. From clearing partially closed pilot holes to refining screw fits, it provides a practical solution for precise manual drilling. Product Specification Category Hand Drill Handle Hand Drill Bits Set Complete Hand Drill Kit Main Materials Anodized Aluminum Alloy Tungsten Steel Aluminum Handle + Tungsten-Steel Bit Set Bit Compatibility 0.3–3.2 mm Bit diameters: 1 / 1.2 / 1.5 / 1.8 / 2 / 2.1 / 2.5 / 2.6 / 3 / 3.1 mm Same as individual components Effective Bit Length — 8–12 mm — Clamping Method Manual thread-tightened chuck Manual thread-tightened chuck Same as individual components Special Design Rear bearing for smoother rotation Color-coded rings + laser size marking Combination of both features Recommended Use Manual drilling, enlarging holes Precision hole adjustment on plastics, silicone, PCB All-in-one solution for model drilling Included Items 1 × Handle 10 × Drill Bits 1 Handle + 10 Drill Bits Consideration To ensure safe and optimal performance: When Using Small Bits (0.3 mm / 0.5 mm) Use light pressure; excessive force may cause breakage Avoid drilling high-hardness materials with micro bits General Safety & Usage Always tighten the chuck manually before use to secure the bit Use safety goggles to protect against flying debris For uneven surfaces, use a guide sleeve to prevent bit deflection If a bit is dropped, inspect for cracks—replace if damaged For high-accuracy drilling, pair with a dedicated model drilling stand
