WIDIA Carbide Bur: Ball, SD-1, Single Cut, 1/4" Head
The WIDIA Carbide Bur is a ball-shaped, single-cut rotary file (SD-1 type) from the WIDIA METAL REMOVAL line, featuring a 1/4" head diameter and a 1/4" shank (MPN M40331). Designed for material removal and deburring…
SKU 3G-OTH-600328
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Product Description
The WIDIA Carbide Bur is a ball-shaped, single-cut rotary file (SD-1 type) from the WIDIA METAL REMOVAL line, featuring a 1/4" head diameter and a 1/4" shank (MPN M40331). Designed for material removal and deburring applications, this single-cut bur delivers efficient stock removal with a smooth finish.
Frequently Asked Questions
What is a WIDIA carbide bur used for?
A WIDIA carbide bur is a rotary file used for material removal, deburring, and shaping in metalworking. The ball-shaped SD-1 single-cut design efficiently removes stock while producing a smooth finish on ferrous and non-ferrous materials.
What are the specifications of the WIDIA M40331 carbide bur?
The WIDIA M40331 carbide bur has a 1/4" head diameter, 1/4" shank, and is an SD-1 single-cut ball bur from the WIDIA METAL REMOVAL line. It is designed for precision material removal and deburring in industrial applications.
Where to buy WIDIA carbide burs worldwide?
3G Electric supplies WIDIA carbide burs worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine WIDIA METAL REMOVAL tooling like the M40331 and deliver to your facility.
How to select the right carbide bur for deburring?
Select a carbide bur based on material, cut type, and shape. For general deburring on steel, a single-cut ball bur like the WIDIA SD-1 provides efficient stock removal. Match head diameter to access area and shank size to your rotary tool collet.
Used in
Common applications for WIDIAWIDIA Products
3G Electric supplies WIDIA single-cut ball burs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









