Bosch Accessories 2609255142 HSS Metal Twist Drill Bit 5 mm Roll-Forged Hex Shank 1/4 inch (6.3 mm) 1 pc

This Bosch HSS metal twist drill bit stands out with its roll-forged construction and 1/4-inch hex shank, making it a dependable choice for quick bit changes in cordless drills and impact drivers. Unlike standard round-shank bits, the hex shank prevents slipping in the chuck, ensuring consistent torque transfer during demanding drilling tasks.

Highlights

• Precision 5 mm diameter for clean holes in metal
• Roll-forged HSS steel for durability and sharpness
• 1/4-inch hex shank fits impact drivers and quick-change chucks
• DIN 338 standard with 118° point angle for accurate starts
• Black oxide finish reduces friction and improves chip flow

In daily use

Whether you are drilling mild steel, cast iron, non-ferrous metals, or plastics, this bit delivers reliable performance. The 52 mm working length provides ample depth for most fastening and fabrication tasks, while the 93 mm overall length offers good reach. For best results and extended tool life, use a suitable cutting fluid or coolant when drilling harder metals.

Full specifications

• Drill bit type: HSS-R metal twist drill bit
• Material: High-speed steel (HSS)
• Manufacturing process: Roll-forged
• Diameter: 5 mm
• Shank type: Hex shank
• Shank size: 1/4 inch (6.3 mm)
• Total length: 93 mm
• Working length: 52 mm
• Point angle: 118°
• Cutting direction: Right-hand cutting
• Surface finish: Black oxide
• Standard: DIN 338
• Quantity: 1 piece
• Packaging type: Blister pack

Final note

A versatile and robust twist drill bit that combines the convenience of a hex shank with the cutting performance of roll-forged HSS steel, ideal for professionals and serious DIYers alike.