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DIAMOND D Combined Commstone: Polishing Fine, 8 5/8 in Overall Lg - Commstones
DIAMOND DCommstones

DIAMOND D Combined Commstone: Polishing Fine, 8 5/8 in Overall Lg

The DIAMOND D Combined Commstone: Polishing Fine (MPN COMMX007) is a commstone with an overall length of 8 5/8 inches and an overall width of 7/8 inches. It is made of Polishing Fine material grade.

SKU 3G-OTH-57337

Brand
DIAMOND D
Item
Combined Commstone: Polishing Fine, 8 5/8 in Overall Lg
Category
Commstones
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Technical Specifications

DIAMOND D
Manufacturer Part Number
COMMX007
Overall Lg
8 5/8 in
Overall Wd
7/8 in
Material Grade
Polishing Fine
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DIAMOND D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DIAMOND D Combined Commstone: Polishing Fine (MPN COMMX007) is a commstone with an overall length of 8 5/8 inches and an overall width of 7/8 inches. It is made of Polishing Fine material grade.

Frequently Asked Questions

What is the DIAMOND D Combined Commstone used for?

The DIAMOND D Combined Commstone is used for fine polishing of commutators in electric motors and generators. Its Polishing Fine material grade smooths and finishes commutator surfaces to reduce brush wear and improve electrical contact. It is commonly used in industrial motor maintenance and repair applications.

What are the specifications of the DIAMOND D Combined Commstone?

The DIAMOND D Combined Commstone (MPN COMMX007) has an overall length of 8 5/8 inches and an overall width of 7/8 inches. It features a Polishing Fine material grade for fine finishing. The brand is DIAMOND D, and it is designed for precision commutator maintenance.

Where to buy the DIAMOND D Combined Commstone worldwide?

You can source the DIAMOND D Combined Commstone through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this commstone to maintenance teams globally.

How to use the DIAMOND D Combined Commstone for commutator maintenance?

To use the DIAMOND D Combined Commstone, hold it against the rotating commutator surface at a slight angle, applying light, even pressure. Move it back and forth across the commutator length to achieve a fine polish. Always follow motor manufacturer guidelines for speed and pressure to avoid damaging the commutator.

Used in

Common applications for DIAMOND D
DC motor brush seating — DIAMOND D brush seaters (e.g., BRSRX17FS) for seating carbon brushes in industrial DC motors
Generator commutator dressing — DIAMOND D commstones (e.g., COMMX950MF) for restoring commutator surface concentricity in power generators
Commutator polishing — DIAMOND D Rubrite cleaning stones (e.g., RUBBX6251) for final polishing of commutator segments in traction motors
Mica undercut cleaning — DIAMOND D flexible cleaning stones for cleaning mica slots in commutators of large AC generators
Motor repair shop maintenance — DIAMOND D brush seaters and commstones for reconditioning commutators during motor overhaul

DIAMOND D Products

3G Electric supplies DIAMOND D commstones. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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