Set of 6 HSS 90-degree countersink bits, HSS metal countersink bits for carbon steel, PVC and wood panels (silver)

General Description

This 6-piece HSS 90 degree countersink drill bit set is designed for chamfering various materials, including carbon steel, PVC and wood panels. Made of high-quality high-speed steel, these drill bits provide excellent hardness and wear resistance, ensuring stable cutting and optimal sharpening for prolonged use.

Technical specifications

• Material: HSS high-speed steel
• Chamfering angle: 90 degrees
• Drill size: 6.3 mm (0.25 inch), 8.3 mm (0.33 inch), 10.4 mm (0.41 inch), 12.4 mm (0.49 inch), 16.5 mm (0.65 inch), 20.5 mm (0.81 inch)

Usage

Before using these drill bits, it is necessary to drill holes in the product to be machined. It is important to maintain concentricity during use to ensure accurate chamfering.After chamfering, the opening will be angled, which improves the edge finish and reduces the need for post-machining.

Other information

• Easy to maintain and replaceable for durable chamfering
• Various applications: metalworking, woodworking, mold making, electronic equipment, and plastic products
• Rust and corrosion resistant thanks to its smooth, rounded edges