Dormer High Speed Steel 3-Flute Helical Jobber Drill Bits 1.4mm Shank, 40mm Overall Length, 118° Point Angle A1001.4

Dormer A1001.4 is a set of high-quality high speed steel (HSS) jobber drill bits featuring 3 helical flutes, cylindrical 1.4mm shank, and an overall length of 40mm. These bright-finished drill bits incorporate an 8% cobalt alloy, enhancing heat and wear resistance for prolonged tool life in demanding industrial environments.

Each drill bit has a 118° point angle designed for precise and efficient cutting, reducing drill walk and improving hole quality across materials such as steels, cast steels, grey and malleable cast iron, nickel-brass, aluminium alloys, and graphite. The right-hand cutting helix ensures smooth chip evacuation and clean hole finishes.

This set comprises 5 drill bits, ideal for both hand and machine drilling operations in mechanical, construction, manufacturing, and maintenance workshops. The bits comply with recognized standards DIN 338 RN, BS 328, and ISO 235, assuring consistent quality and reliability. Marked with a silver ring indicating size, the bits offer easy identification and usage.

The Dormer A100 series is well-suited for fast drilling of plug, anchor, or clearance holes in various materials, making it an essential drill accessory for carpentry, engineering, and fabrication tasks requiring precision and durability.

Additional features include bright finish for rust resistance and durable cylindrical shanks for secure chuck holding. These general-purpose jobber drills enable efficient, accurate performance for professional users.

Manufactured from high speed steel with cobalt alloy for wear resistance. 3-flute helical design with 118° tip angle for improved efficiency. Right-hand cutting direction optimized for general-purpose drilling. Complies with DIN 338 RN, BS 328, ISO 235 standards.

Suitable for steels, cast irons, aluminium, and graphite. Set contains 5 pieces, each 40mm overall length and 18mm drilling length. Cylindrical 1.4mm shank ensures firm grip in drill chucks. Bright finish with size marker rings for easy identification.

Ideal for industrial, mechanical, construction, and workshop use.

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