Duratool 4mm-30mm Step Drill Bit Set, 3 Piece, High-Speed Steel

The Duratool 4mm-30mm Step Drill Bit Set is a professional-grade drilling solution designed for precision and durability. This 3-piece set includes step drill bits in varying sizes to accommodate a wide range of drilling applications. Made from drop-forged high-speed steel (HSS), these drill bits ensure long-lasting performance and resistance to wear and tear.

Set Includes:

• 1x 4-12mm nine-step bit
• 1x 4-20mm nine-step bit
• 1x 4-30mm fourteen-step bit

This versatile kit allows for precise drilling from 4mm up to 30mm, making it ideal for tasks requiring multiple hole sizes without the need for frequent bit changes. Whether you're a DIY enthusiast or a professional tradesperson, this step drill bit set offers reliability and efficiency for metalworking, woodworking, and other materials.

Key Features:

• High-Speed Steel Construction: Ensures durability and heat resistance for extended use.
• Multiple Step Sizes: Reduces the need for frequent bit swaps, saving time and effort.
• Wide Diameter Range: Covers applications from 4mm up to 30mm for versatility.
• Precision Ground Tips: For clean, burr-free holes in various materials.