Bosch PTW2608595059 HSS-G Drill Bit 4mm - Per Pack

This 4mm HSS-G drill bit is suitable for metal, wood, and plastic projects, making it a versatile choice for DIY and professional work alike.

Key features include: high-quality HSS-G steel for wear resistance; precision-ground cutting edge for clean holes; 4mm diameter ideal for small pilot holes; optimized flute design for efficient chip removal and heat control; corrosion-resistant coating for extended life; designed for high-speed drilling; compact, easy-to-store packet.

This bit is engineered for high-speed drilling. Use the recommended speeds and feed rates for the material you’re drilling, starting at a light feed and increasing as needed. For metal, use lighter pressure and allow cooling as needed; for wood and plastic, you can often run a bit quicker while still listening for signs of strain or overheating.

Yes. This drill bit uses a standard 1/4-inch shank, which fits most power drills and drill drivers that accept standard twist drill bits.

Steps: secure and clamp the workpiece, mark the hole, start at a slow speed to establish a pilot, then gradually increase speed while applying steady, moderate feed. Use proper lubrication or cutting fluid for metal, and back out the bit occasionally to clear chips. Maintain a straight drilling angle to prevent bit binding.

Keep the bit in its original pack or a dedicated purpose-made bit case, clean any debris after use, dry thoroughly to prevent rust, and store in a cool, dry place. The corrosion-resistant coating helps, but proper storage and occasional cleaning extend life.

Yes, it’s designed for high-speed drilling and general-purpose use across metal, wood, and plastic. Always wear eye protection, clamp your workpiece, and avoid overheating by using appropriate speeds and intermittent feeding.

Wear appropriate PPE (eye protection, gloves as needed), secure the workpiece, use clamps, maintain proper speed and feed, avoid overheating, and keep the work area clean and free of distractions. The bit’s coating provides corrosion resistance, but never force the bit or drill through hardened materials.

Bosch is a reputable brand known for durable drill bits. This 4mm HSS-G bit offers versatility and longevity for mixed-material drilling. For returns, refer to Fepy’s standard return terms and conditions applicable to this product; ensure the item is in acceptable condition within the stated return window.

For context, common nearby sizes include 3mm and 5mm HSS-G bits, which serve different hole sizes: 3mm for smaller pilot holes and precise starts, 5mm for larger holes. On Fepy, you can explore related Bosch HSS-G options and compare their diameters and pack counts here: - Bosch HSS-G Drill Bit 3mm: https://fepy.com/product/bosch-hss-g-drill-bit-3mm - Bosch HSS-G Drill Bit 5mm: https://fepy.com/product/bosch-hss-g-drill-bit-5mm - Bosch HSS-G Drill Bit 6mm: https://fepy.com/product/bosch-hss-g-drill-bit-6mm These alternatives help you choose the right size for your project and budget.