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PROTO Master Set: 215 Total Pcs, Metric/SAE - Tool Only Sets
PROTOTool Only Sets

PROTO Master Set: 215 Total Pcs, Metric/SAE

The PROTO Master Set (MPN JCS-MAS-3A) is a tool-only set comprising 215 total pieces in Metric/SAE sizes with 1/2 in and 3/8 in socket drive sizes. It includes 98 impact sockets and 10 ratcheting double box wrenches…

SKU 3G-OTH-267202

Also listed as: JCSMAS3A · JCS MAS 3A

Brand
PROTO
Item
Master Set: 215 Total Pcs, Metric/SAE
Category
Tool Only Sets
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

PROTO
Manufacturer Part Number
JCS-MAS-3A

Technical Documents

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

Product Description

The PROTO Master Set (MPN JCS-MAS-3A) is a tool-only set comprising 215 total pieces in Metric/SAE sizes with 1/2 in and 3/8 in socket drive sizes. It includes 98 impact sockets and 10 ratcheting double box wrenches, all from the PROTO brand.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the PROTO Master Set JCS-MAS-3A used for?

The PROTO Master Set JCS-MAS-3A is used for heavy-duty fastening and loosening in industrial maintenance, automotive repair, and assembly. Its 215 pieces include 98 impact sockets and 10 ratcheting double box wrenches in Metric/SAE sizes, making it suitable for demanding mechanical work.

What are the specifications of the PROTO Master Set JCS-MAS-3A?

The PROTO Master Set JCS-MAS-3A contains 215 total pieces, including 98 impact sockets and 10 ratcheting double box wrenches. It offers both Metric and SAE sizes with 1/2 in and 3/8 in socket drive sizes. The set is tool-only and manufactured by PROTO.

Where to buy the PROTO Master Set JCS-MAS-3A worldwide?

3G Electric supplies the PROTO Master Set JCS-MAS-3A to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this PROTO tool set.

How to select the right PROTO Master Set for industrial use?

To select the right PROTO Master Set, consider the socket drive sizes and piece count needed for your tasks. The JCS-MAS-3A offers 1/2 in and 3/8 in drives with 98 impact sockets for high-torque applications. Ensure the set includes both Metric and SAE sizes to cover common fasteners.

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

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This 13-piece metric wrench set includes sizes from 7 mm to 19 mm, each with a 12-point ratcheting box end for faster fastener turning in confined spaces. The wrenches are constructed from alloy steel with a chrome finish and come organized in a tool roll for storage. Suitable for general maintenance and repair tasks on machinery and equipment
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This 13-piece metric wrench set includes sizes from 7 mm to 19 mm, each with a 12-point ratcheting box end for faster fastener turning in confined spaces. The wrenches are constructed from alloy steel with a chrome finish and come organized in a tool roll for storage. Suitable for general maintenance and repair tasks on machinery and equipment
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This 14-piece SAE 12-point ratcheting combination wrench set includes sizes from 1/4 in to 1 in. The wrenches are made of alloy steel with a chrome finish and feature a 12-point ratcheting box end for faster fastener engagement in confined spaces. Suitable for general bolting tasks in maintenance and repair applications
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PROTO Combination Wrench Set: Alloy Steel, Chrome, 9 Tools, 9/32 in to 3/4 in Range of Head Sizes (MPN JSCVT-9S)
This set includes 12 alloy steel combination wrenches with a black chrome finish, ranging from 8 mm to 19 mm. Each wrench features a 12-point ratcheting box end for faster fastener turning in confined spaces. The set is organized in a tool roll for storage and transport. Suitable for tightening and loosening metric fasteners in mechanical assembly and maintenance tasks
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This set includes 12 alloy steel combination wrenches with a black chrome finish, ranging from 8 mm to 19 mm. Each wrench features a 12-point ratcheting box end for faster fastener turning in confined spaces. The set is organized in a tool roll for storage and transport. Suitable for tightening and loosening metric fasteners in mechanical assembly and maintenance tasks

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