3.5mm Bright HSS Jobber Drill Bit – 10 Pcs

$43.00

Product Introduction

These 3.5mm Bright HSS Jobber Drill Bits, made of M2-HSS steel with a bright finish, are ideal for professional, hobby, model making, and DIY use. The 118o split point ensures self-centering and reduced end thrust, suitable for mild steel, cast iron, and non-ferrous materials. Sold in a pack of 10.

Specifications

Diameter 3.50mm
Overall Length 70mm
Effective Length 39mm
Point Angle 118o
Quantity 10 Each
Description

3.5mm Bright HSS Jobber Drill Bit – 10 Each: Precision Drilling for Professionals & DIY Enthusiasts

Upgrade your drilling toolkit with our premium 3.5mm Bright HSS Jobber Drill Bits ¨C engineered for accuracy, durability, and versatility. Whether you¡¯re a professional craftsman, hobbyist, or DIYer, these high-speed steel drill bits deliver consistent performance across a range of materials. Perfect for model making, metalworking, and general-purpose projects, this pack of 10 ensures you always have a sharp, reliable drill bit on hand.

Core Specifications

Quantity 10 Pieces
Diameter 3.50mm
Material M2-HSS (High-Speed Steel)
Finish Bright (As-Ground)
Point Angle 118¡ã Split Point
Standard DIN338
Overall Length 70mm
Effective Length 39mm
Shank Type Precision Straight Shank
Self-Centering Yes (Split Point Design)

Key Features & Benefits

  • Self-Centering Split Point: 118¡ã crankshaft point eliminates the need for pre-drilling, reducing end thrust and preventing bit wander for precise, clean holes.
  • High-Speed Steel (M2-HSS): Superior hardness and heat resistance for extended tool life, ideal for continuous use in mild steel, cast iron, and non-ferrous metals.
  • Bright Finish: As-ground surface ensures minimal friction, promoting smoother drilling and chip evacuation ¨C perfect for non-ferrous applications.
  • Versatile Compatibility: Works with miniature power drills, pin vises, and mini hand drill chucks, making it a must-have for workshops, studios, and home use.
  • Professional-Grade Quality: Manufactured to DIN338 standards, ensuring consistent performance and reliability for both industrial and hobby projects.

Applications

Designed for a wide range of tasks, including:
– Professional metalworking and fabrication
– Hobby and model making (aircraft, automotive, architectural models)
– DIY home improvement projects
– Precision drilling in mild steel, cast iron, aluminum, copper, and plastic
– Jewelry making and small-scale crafts

Why Choose Our HSS Drill Bits?

Unlike standard drill bits, our M2-HSS construction offers 30% longer life and better heat resistance, making them ideal for repeated use. The split point design reduces operator effort by 40% compared to conventional bits, while the bright finish ensures cleaner cuts in non-ferrous materials. Each bit is rigorously tested to meet DIN338 specifications, guaranteeing consistent diameter and straightness.

FAQ

  • Q: What materials can these drill bits handle?
    A: Ideal for mild steel, cast iron, aluminum, copper, brass, and plastic. Not recommended for hardened steel or masonry.
  • Q: Are these compatible with cordless drills?
    A: Yes, the straight shank fits standard drill chucks and mini hand drills.
  • Q: How do I maintain these drill bits?
    A: Clean after use and store in a dry case to prevent rust. For optimal performance, use cutting fluid when drilling hard metals.
  • Q: Can these be resharpened?
    A: Yes, HSS bits can be resharpened using a bench grinder, extending their lifespan.

Request a Quote

Ready to enhance your drilling efficiency? Contact us today for bulk pricing, technical support, or custom packaging options. Our team of experts is here to help you find the perfect drilling solution for your needs.

Shipping and Delivery

Packaging & Transportation

Weldsuper Nozzles

Weldsuper nozzles are precision parts that require professional protection.
 
Each nozzle is individually vacuum-sealed and fixed with shock-absorbing foam to avoid collision, dust and moisture.
 
Sturdy outer packaging with clear fragile marks is used for safe transportation.
 
We select reliable logistics with full tracking, ensuring products arrive intact and in perfect condition.