What is the collet capacity?

The collet capacity is 1/8 inch (3mm).

Is this tool suitable for deep hole working?

Yes, the extended spindle is ideal for deep hole or narrow gap working scenarios.

20000rpm Holes Deburring Angle Grinder Long Neck Pneumatic Power Tools

Name: 20000rpm Holes Deburring Angle Grinder Long Neck Pneumatic Power Tools
Brand: Shanghai DW Tech Co., Ltd.
SKU: 2188352482

Shanghai, ChinaShanghai DW Tech Co., Ltd.

US$330.00

1-9 Pieces

US$322.00

10-49 Pieces

US$315.00

50-99 Pieces

US$295.00

100-499 Pieces

US$280.00

500+ Pieces

Product profile

Customization

Available

Type

Angle Grinder

Power Source

Pneumatic

Model NO.

AAC20-L20

Object

Deburring Holes

Application

Construction

Disc(Wheel) Type

Mounted Points, Carbide Burrs

Material

Metal

Working Style

High-speed universal

Disc Diameter

3mm Collet

Variable Speed

Free Speed

20000 Rpm

Shaft Type

Long Neck Grinder

Collet Capacity

1/8" (3mm)

Air Inlet

1/4"

Power

Compressed Air

Air Presure

90psi

Exhaust

Rear End

Work Style

Rotary Type

Weight

1.3kg

Portable

Portable Air Grinder

Feature

Extended Spindle, Compact, Lightweight

Function

Compact Design and Ideal for Working in Hard-to-Re

Transport Package

Carton Box

Specification

20000rpm, Pneumatic Long Neck

Trademark

Neutral or OEM

Origin

China

HS Code

8467110000

Production Capacity

50000/Year

Key features

The 200mm long extension rod lets you grind deep inside pipe cavities, mold seams, box gaps, elbow inner walls and sealed corners that conventional die grinders simply cannot reach.

Ergonomic Slim Design: Lightweight and compact with a shaped grip to reduce fatigue during use.

High Speed Performance: Operates at 20000 RPM with governor control for constant speed under load.

Quiet Operation: Features rear exhaust with an integral silencer for extremely quiet working.

Equipped with an industrial-grade 400W pneumatic core delivering 20,000 RPM no-load speed with constant power output at high speeds.

Versatile Applications: Suitable for deburring, grinding, welding, cutting, polishing, and buffing.

Customization Available: Offers flexible customization options for specific industrial needs.

Durable Construction: Robust air tool designed for professional cutting and grinding applications.

Stable performance for metal rust removal, casting deburring and precision mold polishing

Solve deep-hole and blind-spot polishing problems in one step, significantly improving the qualification rate of complex workpieces.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Shanghai DW Tech Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Flexible customization CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.83h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with a broad stated sales and technical-service scope. It offers ODM and flexible customization, has in-stock service capacity, and reports lead times within 15 working days in both peak and off-season periods. However, it has no overseas warehouse, showroom, agent or branch, and no reported offline trade-show participation. Its service-management documentation is weak: no written assessment procedures or approved supplier list are reported. Financial information is inconsistent across the provided records, with 2024 revenue reported in one slice but zero revenue and profit-related figures in others; therefore, financial credibility cannot be confirmed. No certification information, customer cases, or completed-product quality system beyond packing-staff inspection is provided.

Supplier typeThe supplier is explicitly classified as a Trading Company. Its stated scope includes sales of mechanical equipment, instruments, metal products, hardware, furniture, household appliances, daily necessities, musical instruments, and related technical services, indicating a broad commercial and service-oriented profile rather than a clearly documented manufacturing identity.

After-Sales capabilityThe supplier reports in-stock service capacity and lead times within 15 working days in both peak and off-season periods. However, it has no overseas warehouse, showroom, overseas agent or branch, serves zero stated overseas countries, and lacks written service-capability assessment procedures and an approved supplier list; after-sales coverage is therefore locally supported but internationally limited and procedurally underdocumented.

R&D capabilityThe supplier explicitly provides ODM services and describes ongoing innovation and integration of product resources. However, it has no available SDK and no OEM service for popular brands, so the evidence supports design and development service availability but not broad technical-platform or branded OEM capability.

Customization capabilityThe supplier explicitly offers ODM services and describes its design capability as flexible customization. These statements directly support the availability of customized design and product-development services.