Engraver Bit Brennenstuhl 1508240

The Brennenstuhl 1508240 engraver bit is a single-piece cutting tool intended for precision engraving tasks. With a 4 mm diameter and 20 mm length, this bit is made to fit compatible engravers and offers a compact profile for controlled, accurate material removal on small surfaces. The geometry of the cutting tip supports detailed line work and shallow reliefs on materials such as soft metals, plastics, wood and coated surfaces.

Advantages

This engraver bit provides consistent cutting performance with a design focused on precision and longevity. The 4 mm diameter gives a balance between rigidity and fine detail capability, while the 20 mm overall length helps maintain stability during use. As a single-piece construction, it reduces the risk of loosening or wobble and facilitates straightforward replacement when wear occurs.

Suitable for

• Fine engraving and detailing on wood
• Light metal etching and marking
• Plastic model trimming and decoration
• Surface texturing and shallow relief carving
• Precision DIY and craft projects

Key specifications

• Diameter: 4 mm
• Overall length: 20 mm
• Construction: single-piece engraving bit
• Intended use: precision engraving and detailing
• Compatible with: engravers accepting 4 mm shank/bit diameter

How to use

Install the engraver bit into the collet or chuck of a compatible engraver, ensuring it is seated securely and clamped evenly to avoid runout. Select an appropriate speed for the material: lower speeds for plastics and soft metals, moderate speeds for wood and coated surfaces. Use steady, controlled passes for fine lines and shallow engraving; apply light pressure and let the bit perform the cutting to reduce chipping or burning. Inspect the bit periodically and replace it when signs of wear or diminished cutting quality appear.

Usage recommendations

Wear appropriate personal protective equipment such as eye protection and a dust mask when engraving. Use proper clamps or fixtures to secure workpieces and work in a well-ventilated area to avoid inhaling dust and fumes. Match feed rate and rotational speed to the material to prolong bit life and improve finish quality.