Dormer High Speed Steel 315mm Overall Extra Length Drill Bit, 4 mm Shank, Spiral Flute A1254.0X315

Dormer's A1254.0X315 high speed steel drill bit is an extra length, straight shank tool optimized for demanding machining operations requiring deep hole drilling. The 315mm overall length combined with a 4mm cylindrical shank enables exceptional reach for interrupted and continuous drilling tasks in steel and cast iron.

Manufactured in France under the BS 328 standard, this drill bit features 10 spiral flutes and a bright finish that improves wear resistance. Steam tempered for enhanced durability, it delivers precise right hand cutting with a 118° point angle, allowing clean and efficient hole formation.

Its long 250mm drilling length makes it suitable for applications demanding depths up to 10 times the drill diameter, especially useful in industrial, manufacturing, and mechanical workshops requiring reliable performance in metal drilling tasks.

Recommended for general machining use, the drill bit supports effective chip clearance to maintain cutting performance over extended runs. Its robust construction ensures longevity in a variety of industrial environments including automotive, aerospace, and heavy engineering sectors.

Durable high speed steel construction with extra length for deep drilling. Ten spiral flutes enable efficient chip evacuation and surface finish. Cylindrical straight shank and bright finish enhance grip and wear resistance.

Designed for right hand cutting applications with standard 118° point angle. Complies with BS 328 manufacturing standards and quality benchmarks. Ideal for drilling steel, cast iron, and other metals requiring long reach.

Explore more high-performance Dormer Drill Bits at EnvMart to meet various machining requirements with reliability and precision.