We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Describe the job or paste specifications. Press Enter or Search.
RFQ CartGet a QuoteSign inSign up
PROTO J99900 179-Piece Tool Only Set, Metric/SAE, 1/4 in/3/8 in Drive - Tool Only Sets
PROTOTool Only Sets

PROTO J99900 179-Piece Tool Only Set, Metric/SAE, 1/4 in/3/8 in Drive

The PROTO Facility Maintenance Tool Set (MPN J99900) is a 179-piece tool-only set containing 102 sockets, one slip-joint pliers, and one adjustable wrench. It includes both Metric and SAE sizes with 1/4 in and 3/8 in…

SKU 3G-OTH-267240

Also listed as: J 99900 · J-99900

Brand
PROTO
Item
J99900 179-Piece Tool Only Set, Metric/SAE, 1/4 in/3/8 in Drive
Part Number
J99900
Category
Tool Only Sets
Available to Order
Also known as:J99900PROTO
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.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

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
J99900
Type
Metric/SAE, 1/4 in/3/8 in Socket Drive Size

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

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

Product Description

The PROTO Facility Maintenance Tool Set (MPN J99900) is a 179-piece tool-only set containing 102 sockets, one slip-joint pliers, and one adjustable wrench. It includes both Metric and SAE sizes with 1/4 in and 3/8 in socket drive sizes.

Frequently Asked Questions

What is the PROTO J99900 facility maintenance tool set used for?

The PROTO J99900 179-piece tool set is designed for facility maintenance tasks such as repairing machinery, tightening fasteners, and general upkeep in industrial plants. It includes 102 sockets in Metric and SAE sizes with 1/4 in and 3/8 in drives, plus a slip-joint pliers and adjustable wrench.

What are the specifications of the PROTO J99900 tool set?

The PROTO J99900 set contains 179 pieces total: 102 sockets, one slip-joint pliers, and one adjustable wrench. It offers both Metric and SAE sizes with 1/4 in and 3/8 in socket drive sizes. The manufacturer part number is J99900, and it is a tool-only set from PROTO.

Where to buy the PROTO J99900 tool set worldwide?

You can source the PROTO J99900 facility maintenance tool set 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 on this PROTO tool set.

How to select the right PROTO facility maintenance tool set?

To select the PROTO J99900 set, consider your typical fastener sizes: it covers both Metric and SAE with 1/4 in and 3/8 in drives, suitable for general plant maintenance. The 102 sockets and included pliers and wrench handle common tasks. For specialized needs, consult a PROTO catalog or contact 3G Electric for guidance.

Used in

Common applications for PROTO
Industrial maintenance — PROTO J6014CXCERT micrometer torque wrench for tightening fasteners to 50–250 ft-lb with tether capability.
Assembly operations — PROTO J6345A electronic torque wrench for 5–50 ft-lb control with audible and visual indicators.
Plumbing and mechanical — PROTO J812HD straight pipe wrench with 2 in jaw capacity for gripping and turning pipes.
Precision fastening — PROTO J61929 multi-bit screw and nut driver kit with 26 alloy steel bits for assembly and maintenance.
Tool organization — PROTO JUC3743-3SG heavy-duty utility cart with drawers, power strip, and padlock for shop floor use.
Metric fastener service — PROTO JSCVM-20SB 20-piece ratcheting combination wrench set covering 6 mm to 32 mm.
Not sure this is the right part? Photo-identify it→

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.

You might also need

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

Compatible alternatives & equivalents

More from PROTO

View all PROTO parts →
PROTO
PROTO
This tool-only set includes 1,184 pieces in Metric and SAE sizes, with socket drive sizes of 1/4 in, 3/8 in, 1/2 in, and 3/4 in. Contents include an electrician's plier, two screw starters, 21 hex keys, and 12 flare nut wrenches. Suitable for maintenance, repair, and assembly tasks requiring both precision and heavy-duty fastening
This 126-piece tool set includes slip-joint pliers, socket bits, and combination wrenches in SAE sizes. The set features 1/4 in and 3/8 in socket drive sizes, suitable for facility maintenance tasks such as repairing machinery and tightening fasteners
PROTO
This 126-piece tool set includes slip-joint pliers, socket bits, and combination wrenches in SAE sizes. The set features 1/4 in and 3/8 in socket drive sizes, suitable for facility maintenance tasks such as repairing machinery and tightening fasteners
PROTO
PROTO
This 184-piece metric tool set includes sockets, drive tools, hex keys, diagonal-cutting pliers, and a torque wrench. Designed for mechanical assembly, maintenance, and repair tasks requiring metric fasteners. Suitable for automotive, industrial, and manufacturing applications
SAE socket drive sizes of 1/4 in, 3/8 in, 1/2 in, and 3/4 in. Includes 1 long-nose pliers, 8 Phillips screwdrivers, 22 accessories, and 10 open end wrenches. Suitable for maintenance, repair, and assembly tasks
PROTO
SAE socket drive sizes of 1/4 in, 3/8 in, 1/2 in, and 3/4 in. Includes 1 long-nose pliers, 8 Phillips screwdrivers, 22 accessories, and 10 open end wrenches. Suitable for maintenance, repair, and assembly tasks
PROTO
PROTO
This tool-only set includes 1,398 pieces in Metric and SAE sizes with socket drive sizes of 1/2 in, 1/4 in, 3/4 in, and 3/8 in. The set contains a duck bill plier, 19 nut drivers, a drag link socket, and 6 double box wrenches. Suitable for fastening, wrenching, and plier tasks in industrial maintenance and repair
PROTO
PROTO
This 649-piece tool set includes sockets, wrenches, pliers, screwdrivers, and pipe wrenches in both Metric and SAE sizes. It features 1/2 in, 1/4 in, and 3/8 in socket drive sizes, suitable for a wide range of fastening and adjustment tasks in industrial maintenance and repair
This 92-piece tool set includes locking pliers, Phillips screwdrivers, accessories, and a pipe wrench. Sockets are provided in 1/4 in, 3/8 in, and 1/2 in drive sizes with both Metric and SAE dimensions. Suitable for mechanical maintenance, repair, and assembly tasks
PROTO
This 92-piece tool set includes locking pliers, Phillips screwdrivers, accessories, and a pipe wrench. Sockets are provided in 1/4 in, 3/8 in, and 1/2 in drive sizes with both Metric and SAE dimensions. Suitable for mechanical maintenance, repair, and assembly tasks
PROTO
PROTO
This tool-only set contains 1,011 pieces including 310 sockets, 6 double box wrenches, 1 bent nose plier, and 1 impact screw extractor. It supports both Metric and SAE sizes with 1/2 in, 1/4 in, 3/4 in, and 3/8 in socket drive sizes. Suitable for maintenance, repair, and assembly tasks requiring a comprehensive range of socket and wrench sizes

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first