Dyllu 4-20mm Step Drill Bit Set – DTJD1402

Description:

The Dyllu 4-20mm Step Drill Bit Set is designed for smooth, accurate drilling on steel plates up to 3mm thick. Made from durable HSS, it ensures reliable performance and long-lasting precision for both professional and DIY projects. Compact and easy to store, its the ideal tool for workshops and fabrication tasks.

Key Features:

• Step Drill Bit: 420mm, 2mm per step for versatile drilling sizes.
• Shank Diameter: 8mm for stable and secure fitting.
• Material: High-Speed Steel (HSS) for durability and precision.
• Applications: Perfect for steel plates, sheet metal, DIY, and professional use.
• Packaging: Double blister pack for safe storage and transport.

This 420mm step drill bit set is ideal for drilling clean, precise holes in metal, plastic, and similar materials. Designed for smooth, gradual cutting, it is perfect for electrical work, fabrication, and professional installation tasks.