Grainger Carbide Bur: Inverted Cone
The APPROVED VENDOR Carbide Bur is a Single-Cut Inverted Cone Bur with Trade Number SN-81, featuring a 3/16" x 1/4" head and a 3/16" shank (MPN 310-001224). This single-cut design is suited for material removal and…
SKU 3G-OTH-543777
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Product Description
The APPROVED VENDOR Carbide Bur is a Single-Cut Inverted Cone Bur with Trade Number SN-81, featuring a 3/16" x 1/4" head and a 3/16" shank (MPN 310-001224). This single-cut design is suited for material removal and shaping tasks.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is an APPROVED VENDOR SN-81 carbide bur used for?
The APPROVED VENDOR SN-81 single-cut inverted cone carbide bur is used for deburring, chamfering, and shaping metal in industrial machining and fabrication. Its inverted cone geometry allows access to tight corners and undercuts, making it suitable for die and mold work.
What are the specifications of the APPROVED VENDOR SN-81 carbide bur?
The APPROVED VENDOR SN-81 carbide bur has a 3/16" x 1/4" head and a 3/16" shank. It is a single-cut inverted cone bur with trade number SN-81 and manufacturer part number 310-001224. The single-cut design provides efficient material removal on ferrous and non-ferrous metals.
Where to buy the APPROVED VENDOR SN-81 carbide bur worldwide?
3G Electric supplies the APPROVED VENDOR SN-81 carbide bur to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this single-cut inverted cone bur.
How to select the right carbide bur for metalworking?
Select a carbide bur based on material, cut type, and shape. Single-cut burs like the APPROVED VENDOR SN-81 are best for fast stock removal on steel and cast iron. Inverted cone shapes suit deburring and chamfering. Match shank size to your rotary tool's collet for secure operation.
Grainger Products
3G Electric supplies Grainger single-cut inverted cone burs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

