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PROTO Socket Bit: 1/4 in Drive Size, Hex Tip, 3/16 in Tip Size, 1 7/8 in Overall Lg - Hex Bit Sockets
PROTOHex Bit Sockets

PROTO Socket Bit: 1/4 in Drive Size, Hex Tip, 3/16 in Tip Size, 1 7/8 in Overall Lg

The PROTO Socket Bit (SKU 3G-OTH-305577, MPN J47703/16) is a hex bit socket with a 1/4 in drive size and a 3/16 in hex tip size. It features a Fixed Insert design and has an overall length of 1 7/8 in. This…

SKU 3G-OTH-305577

Also listed as: J4770316 · J47703 16 · J47703-16

Brand
PROTO
Item
Socket Bit: 1/4 in Drive Size, Hex Tip, 3/16 in Tip Size, 1 7/8 in Overall Lg
Category
Hex Bit Sockets
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J47703/16
Type
Hex Tip, Fixed Insert
Overall Lg
1 7/8 in
Tip Size
3/16 in

Technical Documents

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

Product Description

The PROTO Socket Bit (SKU 3G-OTH-305577, MPN J47703/16) is a hex bit socket with a 1/4 in drive size and a 3/16 in hex tip size. It features a Fixed Insert design and has an overall length of 1 7/8 in. This PROTO-branded tool is intended for use with compatible drive tools.

Frequently Asked Questions

What is the PROTO Socket Bit J47703/16 used for?

The PROTO Socket Bit J47703/16 is a hex bit socket used for driving hex-head fasteners in industrial assembly, maintenance, and repair tasks. Its 1/4 in drive size and 3/16 in hex tip make it suitable for precision work with compatible ratchets or drivers in automotive, manufacturing, and mechanical applications.

What are the specifications of the PROTO Socket Bit J47703/16?

The PROTO Socket Bit J47703/16 has a 1/4 in drive size, a 3/16 in hex tip size, and a fixed insert design. Its overall length is 1 7/8 in. The manufacturer part number is J47703/16, and it is a PROTO-branded hex bit socket intended for use with compatible drive tools.

Where to buy the PROTO Socket Bit J47703/16 worldwide?

You can source the PROTO Socket Bit J47703/16 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply PROTO tools to customers across multiple industries.

How to select the correct PROTO Socket Bit for your application?

To select the correct PROTO Socket Bit, match the drive size (e.g., 1/4 in) to your ratchet or driver, and the tip size (e.g., 3/16 in) to the fastener. The J47703/16 fixed insert design is ideal for hex fasteners. Ensure overall length (1 7/8 in) provides adequate reach for your workspace. PROTO offers various sizes for different applications.

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 hex bit sockets. 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
PROTO Socket: Metric, 1/4 in Drive Size, 16 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4716M)
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PROTO Socket: Metric, 1/4 in Drive Size, 16 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4716M)
PROTO Socket: SAE, 1/4 in Drive Size, 1/2 in Socket Size, 12-Point, Deep, Chrome, Not Tether Capable (MPN J4716LT)
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PROTO Socket: SAE, 1/4 in Drive Size, 1/2 in Socket Size, 12-Point, Deep, Chrome, Not Tether Capable (MPN J4716LT)
PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 6-Point, Deep, Chrome, Not Tether Capable (MPN J5009MH)
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PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 6-Point, Deep, Chrome, Not Tether Capable (MPN J5009MH)
PROTO Socket: Metric, 3/8 in Drive Size, 16 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5216MH)
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PROTO Socket: Metric, 3/8 in Drive Size, 16 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5216MH)
PROTO Socket: SAE, 1/4 in Drive Size, 7/16 in Socket Size, 12-Point, Deep, Chrome, 2 in Overall Lg (MPN J4714LT)
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PROTO Socket: SAE, 1/4 in Drive Size, 7/16 in Socket Size, 12-Point, Deep, Chrome, 2 in Overall Lg (MPN J4714LT)
PROTO Socket: Metric, 3/8 in Drive Size, 17 mm Socket Size, 6-Point, Deep, Chrome, Socket (MPN J5017MH)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 17 mm Socket Size, 6-Point, Deep, Chrome, Socket (MPN J5017MH)

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