4PCS HSS Countersink Chamfer Drill Bit Set Titanium Coated Deburring Tools

This 4-piece countersink and chamfer drill bit set is designed for deburring, beveling, and countersinking circular holes on various soft metal and plastic surfaces. Each bit is made from high-speed steel with a titanium coating to enhance durability, sharpness, and heat resistance. The set is suitable for a range of applications including working with aluminium, mild steel, PVC panels, wood, and plastic boards. The internal crosshole design improves chip removal and reduces clogging, resulting in smoother and more efficient hole finishes.

Features

• Constructed from high-speed steel, offering a good balance of toughness and cutting precision for non-hardened materials.

• Surface coated with titanium nitride to reduce friction and extend tool life under repeated or high-speed use.

• Features a 90-degree cutting angle for fast, clean chamfering and smooth edges on drilled holes.

• Designed with a crosshole for effective chip removal, preventing clogging and overheating during operation.

• Compatible with a variety of materials including aluminium, mild steel, PVC, plastics, and other low-hardness materials.

Specifications

• Material: High-speed steel (HSS4241)

• Coating: Titanium nitride (gold color)

• Set includes:

  • Size 2mm: 45mm length, 6mm shank, 9.7mm head diameter

  • Size 5mm: 49mm length, 8mm shank, 14mm head diameter

  • Size 10.5mm: 65mm length, 10mm shank, 21mm head diameter

  • Size 15mm: 85mm length, 12mm shank, 28mm head diameter

• Cutting angle: 90 degrees

• Recommended for use with aluminium, PVC, mild steel, acrylic, and wood

Package Content

• 4 chamfer drill bits in sizes 2mm, 5mm, 10.5mm, and 15mm