Product Overview

This 4mm-16mm high speed steel drill bit set is designed for professional metalworking, maintenance and fabrication applications. It includes commonly used sizes to meet diverse drilling demands on steel, aluminum, copper and other metal materials, delivering reliable performance and long service life.

Key Features

• Made of premium high speed steel (HSS) for high hardness and wear resistance
• Covers 4mm to 16mm common sizes to satisfy various drilling requirements
• Sharp 135-degree split point design reduces walking and ensures precise positioning
• Spiral flute design efficiently removes chips for smoother drilling operation
• Suitable for use with hand drills, drill presses and CNC drilling equipment
• Comes with a compact storage case for easy organization and portability

Specifications

Applications

This drill bit set is widely used in metal processing workshops, mechanical maintenance, automotive repair, construction sites, DIY projects and industrial manufacturing. It is compatible with most standard electric drills, bench drills and machining centers, making it an essential tool set for professional technicians and maintenance personnel.

Package Contents

• 1 x 4mm HSS Drill Bit
• 1 x 5mm HSS Drill Bit
• 1 x 6mm HSS Drill Bit
• 1 x 8mm HSS Drill Bit
• 1 x 10mm HSS Drill Bit
• 1 x 12mm HSS Drill Bit
• 1 x 14mm HSS Drill Bit
• 1 x 16mm HSS Drill Bit
• 1 x Plastic Storage Case