What is the clamping range for the KS250-3?

The clamping range for the KS250-3 model is 10-260mm.

Which machines can this chuck be used with?

It is suitable for punching, grinding, slotting, milling, drilling, and boring machines.

What is the permissible pressure for operation?

The permissible pressure for operation is 0.4-0.8 Mpa.

3 Jaw Solid Air Lathe Chuck Ks250-3

Name: 3 Jaw Solid Air Lathe Chuck Ks250-3
Brand: Nanjing Prasteel Industrial Co., Ltd.
SKU: 876998215

Jiangsu, ChinaNanjing Prasteel Industrial Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

Certification

ISO9001:2008

Application

Punching Machine, Grinding Machine, Slotting Machine, Milling Machine, Drilling Machine, Boring Machine

Model NO.

Ks250-3

Jaw Type

Soft Jaw

Power

Pneumatic

Structure

Solid

Material

Carbon Steel

Type

Three-Jaw Chuck

Transport Package

Prasteel

Specification

steel

Trademark

prasteel

Origin

Nanjing

HS Code

8466931000

Production Capacity

3000PCS/Year

Key features

Patented Cylinder Design: Features a patented cylinder form connection for easy installation and industry-standard compatibility.

High Precision Clamping: Built-in cylinder provides large clamping force, good sealing, and high precision for reliable performance.

ISO9001 Certified Quality: Manufactured under strict ISO9001:2008 quality system certification ensuring superior reliability.

Versatile Application: Suitable for punching, grinding, milling, drilling, and boring machines with long service life.

Carbon Steel Construction: Made from durable carbon steel with a solid structure, ensuring safety and economic practicality.

Wide Clamping Range: KS250-3 model supports a clamping range of 10-260mm with a maximum static force of 91KN.

Fast Lead Time: Average lead time is within 15 workdays for both peak and off-season periods.

Multi-Market Export: Exported globally to North America, Europe, Asia, and other regions since 2006.

Company profile

Nanjing Prasteel Industrial Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2006-06-18Nearest Port: SHANGHAI, NINGBO, LIANYUNGANGAverage Response Time: ≤4.62hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryNanjing Prasteel Industrial Co., Ltd. is presented as a China-based trading and manufacturing enterprise with more than 50 years of inherited machine-tool manufacturing experience. Its stated product scope includes turrets, chucks, tool magazines, rotary cylinders, CNC lathe components, and other machine-tool parts. The supplier reports ISO 9001 certification, five production lines, 11–20 years of R&D-engineer experience, 6–10 quality-control staff, broad export-market coverage, and lead times within 15 workdays in both peak and off-peak periods. It also states that it integrates research, production, sales, and service and has technical and production capabilities. However, the provided records contain only one listed trade transaction, limited customer evidence, and no sufficient evidence for financial strength or demonstrated customization performance. One record names a different legal entity, Nanjing Excellence Industrial Co., Ltd., so entity consistency should be verified.

Supplier typeThe supplier is described as both a trading company and manufacturer/factory, while its business nature is listed as a trading company. It is a China-based limited company that claims to integrate research, production, sales, and service, indicating a mixed trading-manufacturing model.

CertificationsThe supplier explicitly reports holding ISO 9001 certification and describes a quality system. The record does not provide the certificate number, issuing body, validity period, or scope, but the stated certification is positive evidence for this field.

R&D capabilityThe supplier describes itself as a scientific and technological enterprise integrating research and production, emphasizes innovation, and reports 11–20 years of total R&D-engineer experience. These are positive indicators of technical and innovation resources, although no specific patents, new-product records, or documented innovation results are provided.

Production capacityThe supplier claims more than 50 years of inherited machine-tool manufacturing experience, strong production capacity, five production lines, 6–10 quality-control staff, and lead times within 15 workdays in both peak and off-peak seasons. Its broad machine-tool component range and multiple factory locations further support production capability, although output details are not assessed here because financial or monetary data must not be reported.