Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
INGERSOLL RAND 1/8 in - 1/8 in. Collet Pencil Grinders
INGERSOLL RAND1/8 in. Collet Pencil Grinders

INGERSOLL RAND 1/8 in

The INGERSOLL RAND Air Pencil Grinder (MPN 7978) is a 1/8 in. collet pencil grinder with 0.1 hp and a max speed of 60,000 RPM. It features a front exhaust location and ball bearing construction. This bare tool is…

SKU 3G-OTH-148963

Brand
INGERSOLL RAND
Item
1/8 in
Part Number
7978
Category
1/8 in. Collet Pencil Grinders
Available to Order
Also known as:7978INGERSOLL RAND
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

INGERSOLL RAND
Manufacturer Part Number
7978
Type
Front Exhaust Location, Ball
Max
60,000 RPM

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

INGERSOLL RAND Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The INGERSOLL RAND Air Pencil Grinder (MPN 7978) is a 1/8 in. collet pencil grinder with 0.1 hp and a max speed of 60,000 RPM. It features a front exhaust location and ball bearing construction. This bare tool is supplied by INGERSOLL RAND.

Frequently Asked Questions

What is the INGERSOLL RAND Air Pencil Grinder used for?

The INGERSOLL RAND Air Pencil Grinder (MPN 7978) is used for precision grinding, deburring, and finishing in metalworking, mold making, and aerospace applications. Its 1/8 in. collet accepts small mounted points and carbide burs for detailed work on hard materials.

What are the specifications of the INGERSOLL RAND Air Pencil Grinder?

The INGERSOLL RAND Air Pencil Grinder (MPN 7978) delivers 0.1 hp with a max speed of 60,000 RPM. It has a front exhaust location and ball bearing construction. The tool accepts a 1/8 in. collet and is supplied as a bare tool by INGERSOLL RAND.

Where to buy the INGERSOLL RAND Air Pencil Grinder worldwide?

You can source the INGERSOLL RAND Air Pencil Grinder (MPN 7978) 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.

How to maintain the INGERSOLL RAND Air Pencil Grinder?

To maintain the INGERSOLL RAND Air Pencil Grinder, lubricate the air motor daily with a few drops of pneumatic tool oil. Keep the collet and collet nut clean and free of debris. Inspect the ball bearings periodically for smooth rotation and replace if worn.

Used in

Common applications for INGERSOLL RAND
Industrial assembly and maintenance — Ingersoll Rand 285B throttle valve, spring, and plunger for repairing pneumatic tool throttle assemblies
Fastening and drilling with directional control — Ingersoll Rand 285B-A329 reverse valve assembly for forward/reverse switching in air tools
Heavy-duty bolting and loosening — Ingersoll Rand 2171XP 1-inch square drive pistol-grip air impact wrench with 3/8-inch NPT inlet
Reciprocating compressor power transmission — Ingersoll Rand 95100178 V-belt (model 1WF63) for motor-to-pump drive service
Compressor belt replacement across multiple models — Ingersoll Rand 95099503 V-belt for 16V886, 16V887, 16V890, 16V891, 20Y780, 3FRU4, 4M310, and 4M361
Air inlet sealing and airflow maintenance — Ingersoll Rand 285B-A565 inlet bushing assembly for compatible pneumatic tools
Not sure this is the right part? Photo-identify it→

INGERSOLL RAND Products

3G Electric supplies INGERSOLL RAND 1/8 in. collet pencil grinders. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

More from INGERSOLL RAND

View all INGERSOLL RAND parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first