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

PROTO Flex Impact Socket: 16 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable - 3/8" Drive Metric Flex Impact Sockets
PROTO3/8" Drive Metric Flex Impact Sockets

PROTO Flex Impact Socket: 16 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable

The PROTO Flex Impact Socket is a 3/8" Drive Metric Flex Impact Socket with a 16 mm socket size. It features a 12-point standard configuration and a Black Oxide finish. This socket is Not Tether Capable and is…

SKU 3G-OTH-404357

Brand
PROTO
Item
Flex Impact Socket: 16 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable
Category
3/8" Drive Metric Flex Impact Sockets
Available to Order
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
J77516MP
Type
12-Point, Std, Black Oxide, Not Tether Capable, Metric

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 Flex Impact Socket is a 3/8" Drive Metric Flex Impact Socket with a 16 mm socket size. It features a 12-point standard configuration and a Black Oxide finish. This socket is Not Tether Capable and is identified by manufacturer part number J77516MP.

Frequently Asked Questions

What is the PROTO Flex Impact Socket used for?

The PROTO Flex Impact Socket is used for fastening and loosening 16 mm metric fasteners in high-torque applications. Its flex design allows access to fasteners in tight or angled spaces, making it ideal for automotive repair, heavy equipment maintenance, and industrial assembly where impact wrenches are used.

What are the specifications of the PROTO Flex Impact Socket J77516MP?

The PROTO Flex Impact Socket J77516MP has a 16 mm socket size, 12-point standard configuration, and a 3/8" drive. It features a Black Oxide finish for corrosion resistance and is Not Tether Capable. This metric socket is designed for use with impact tools and is manufactured by PROTO.

Where to buy the PROTO Flex Impact Socket worldwide?

You can source the PROTO Flex Impact Socket J77516MP through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for availability and lead time on this PROTO socket.

How to select the correct PROTO Flex Impact Socket size?

To select the correct PROTO Flex Impact Socket, match the socket size to the fastener head dimension—here 16 mm for metric bolts. Ensure the drive size (3/8") fits your impact wrench. Choose a 12-point configuration for hex fasteners. The Black Oxide finish provides durability, and confirm tether capability if required for safety.

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 3/8" drive metric flex impact sockets. 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

Cross-referenced by specification & description
PROTO Flex Impact Socket: 15 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77515MP)
PROTO
PROTO Flex Impact Socket: 15 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77515MP)
PROTO Flex Impact Socket: 12 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77512MP)
PROTO
PROTO Flex Impact Socket: 12 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77512MP)
PROTO Flex Impact Socket: 16 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77416MP)
PROTO
PROTO Flex Impact Socket: 16 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77416MP)
PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP)
PROTO
PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP)
PROTO Flex Impact Socket: 10 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77510MP)
PROTO
PROTO Flex Impact Socket: 10 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77510MP)
PROTO Flex Impact Socket: 8 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77408MP)
PROTO
PROTO Flex Impact Socket: 8 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77408MP)

More from PROTO

View all PROTO parts
PROTO Flex Impact Socket: 13 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77513MP)
PROTO
PROTO Flex Impact Socket: 13 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77513MP)
PROTO Flex Impact Socket: 14 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77514MP)
PROTO
PROTO Flex Impact Socket: 14 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77514MP)
PROTO Flex Impact Socket: 17 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77417MP)
PROTO
PROTO Flex Impact Socket: 17 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77417MP)
PROTO Flex Impact Socket: 17 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77517MP)
PROTO
PROTO Flex Impact Socket: 17 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77517MP)
PROTO Flex Impact Socket: 18 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77518MP)
PROTO
PROTO Flex Impact Socket: 18 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77518MP)
PROTO Flex Impact Socket: 15 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77415MP)
PROTO
PROTO Flex Impact Socket: 15 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77415MP)
PROTO Flex Impact Socket: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP)
PROTO
PROTO Flex Impact Socket: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP)
PROTO Flex Impact Socket: 19 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78419MP)
PROTO
PROTO Flex Impact Socket: 19 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78419MP)