This Dormer twist drill bit with a diameter of 3mm and an overall length of 100mm is designed to offer high-speed steel performance for precise drilling needs. With a twist drill bit type and a 3mm shank size, this drill bit ensures durability and accuracy in drilling applications.

• Constructed with high-speed steel material for long-lasting performance
• Twist drill bit type ensures efficient drilling operations
• 3mm diameter and 3mm shank size for versatility in various drilling tasks
• Provides precise and accurate drilling results
• Long overall length of 100mm for drilling deep holes with ease

• Suitable for drilling holes in metal, plastic, and wood materials
• Can be used for precision drilling tasks that require accuracy and durability

Yes, this twist drill bit is designed for drilling holes in various materials, including metal.

Yes, this high-speed steel drill bit is suitable for drilling tasks in electronics applications.

Yes, the 3mm shank size of this drill bit ensures compatibility with standard 3mm chucks.

BS 328; DIN 340 RN; ISO 494

HSS Long & Extra Long Series

These HSS straight shank, right hand cutting long series twist drills are capable of drilling up to 10x the drill diameter before the flute needs to be cleared, to avoid fouling. They are made to BS328/DIN340 RN and ISO standards, and are recommended for use with steel and cast iron.