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PROTO JCS-MAS-6A Master Set, 173 Pieces, Metric/SAE, 1/2 in/1/4 in/3/8 in Drive - Tool Only Sets
PROTOTool Only Sets

PROTO JCS-MAS-6A Master Set, 173 Pieces, Metric/SAE, 1/2 in/1/4 in/3/8 in Drive

The PROTO Master Set: 173 Total Pcs (SKU JCS-MAS-6A, MPN JCS-MAS-6A) is a tool-only set from PROTO. It includes 173 pieces with Metric/SAE sizing and 1/2 in, 1/4 in, and 3/8 in socket drive sizes. The set contains…

SKU 3G-OTH-267189

Also listed as: JCSMAS6A · JCS MAS 6A

Brand
PROTO
Item
JCS-MAS-6A Master Set, 173 Pieces, Metric/SAE, 1/2 in/1/4 in/3/8 in Drive
Part Number
JCS-MAS-6A
Category
Tool Only Sets
Available to Order
Also known as:JCS-MAS-6APROTO
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PROTO
Manufacturer Part Number
JCS-MAS-6A
Type
Metric/SAE, 1/2 in/1/4 in/3/8 in Socket Drive Size

Technical Documents

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

Product Description

The PROTO Master Set: 173 Total Pcs (SKU JCS-MAS-6A, MPN JCS-MAS-6A) is a tool-only set from PROTO. It includes 173 pieces with Metric/SAE sizing and 1/2 in, 1/4 in, and 3/8 in socket drive sizes. The set contains (1) Hose Clamp Plier, (6) Mini Screwdrivers, (6) Drive Tools, and (9) Angle Open End Wrenches.

Frequently Asked Questions

What is the PROTO Master Set JCS-MAS-6A used for?

The PROTO Master Set JCS-MAS-6A is used for professional mechanical assembly, repair, and maintenance tasks across automotive, industrial, and manufacturing sectors. Its 173-piece combination of Metric/SAE sockets, drive tools, wrenches, screwdrivers, and a hose clamp plier equips technicians for fastening, loosening, and clamping applications.

What are the specifications of the PROTO Master Set JCS-MAS-6A?

The PROTO Master Set JCS-MAS-6A includes 173 total pieces with Metric and SAE sizing. It features 1/2 in, 1/4 in, and 3/8 in socket drive sizes. Contents include (1) Hose Clamp Plier, (6) Mini Screwdrivers, (6) Drive Tools, and (9) Angle Open End Wrenches. The manufacturer part number is JCS-MAS-6A.

Where to buy the PROTO Master Set JCS-MAS-6A worldwide?

You can source the PROTO Master Set JCS-MAS-6A through 3G Electric, a global industrial equipment distributor established in 1990. 3G Electric handles full logistics, customs clearance, and delivery to worldwide destinations. Contact them for availability and lead time on this PROTO tool set.

How to select the right PROTO Master Set for automotive work?

To select the right PROTO Master Set, consider the fastener types and sizes you encounter. The JCS-MAS-6A covers both Metric and SAE with 1/2 in, 1/4 in, and 3/8 in drives, making it versatile for automotive tasks. Ensure the included wrenches, screwdrivers, and pliers match your common applications. 3G Electric can advise on suitability.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting
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PROTO Products

3G Electric supplies PROTO tool only sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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