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DIAMOND D Pencil Commstone: Fine, 3/8 in Overall Lg, 5/8 in Overall Wd - Commstones
DIAMOND DCommstones

DIAMOND D Pencil Commstone: Fine, 3/8 in Overall Lg, 5/8 in Overall Wd

The DIAMOND D Pencil Commstone: Fine is a commstone with a fine grit, measuring 3/8 in overall length, 5/8 in overall width, and 6 in overall height (MPN COMMXLS825F). 3G Electric interprets customer demand and…

SKU 3G-OTH-57272

Brand
DIAMOND D
Item
Pencil Commstone: Fine, 3/8 in Overall Lg, 5/8 in Overall Wd
Category
Commstones
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Technical Specifications

DIAMOND D
Manufacturer Part Number
COMMXLS825F
Overall Lg
3/8 in
Overall Ht
6 in
Overall Wd
5/8 in
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DIAMOND D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DIAMOND D Pencil Commstone: Fine is a commstone with a fine grit, measuring 3/8 in overall length, 5/8 in overall width, and 6 in overall height (MPN COMMXLS825F). 3G Electric interprets customer demand and delivers this genuine industrial supply across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is a DIAMOND D Pencil Commstone used for?

A DIAMOND D Pencil Commstone is used for dressing and cleaning commutators in electric motors and generators. Its fine grade and pencil shape allow precise removal of surface imperfections, ensuring optimal electrical contact and extending motor life across industrial applications.

What are the specifications of the DIAMOND D Pencil Commstone?

The DIAMOND D Pencil Commstone (MPN COMMXLS825F) has a fine grade, overall height of 6 in, overall length of 3/8 in, and overall width of 5/8 in. It is designed for precision commutator maintenance in motors and generators.

Where to buy DIAMOND D Pencil Commstone worldwide?

3G Electric supplies the DIAMOND D Pencil Commstone worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this commutator dressing stone to your facility, no matter the location.

How to use a DIAMOND D Pencil Commstone for commutator maintenance?

To use a DIAMOND D Pencil Commstone, lightly apply it to the rotating commutator surface while the motor is running at low speed. Move the stone evenly across the commutator to remove burrs and deposits. Always follow manufacturer safety guidelines and wear appropriate PPE.

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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