EXW Singapore — collect or forward from our Singapore office.

3G Electric
PROTO J4752FBL Standard-Head Ratchet, 4 1/2 in, 5° Arc Swing, Black Oxide - Standard-Head Ratchets
PROTOStandard-Head Ratchets

PROTO J4752FBL Standard-Head Ratchet, 4 1/2 in, 5° Arc Swing, Black Oxide

The PROTO Hand Ratchet: Round (SKU J4752FBL, MPN J4752FBL) is a standard-head ratchet from PROTO. It features a round head, is not reversible, and does not include a quick-release mechanism. The ratchet has a 4 1/2…

SKU 3G-OTH-270738

Brand
PROTO
Item
J4752FBL Standard-Head Ratchet, 4 1/2 in, 5° Arc Swing, Black Oxide
Part Number
J4752FBL
Category
Standard-Head Ratchets
Available to Order
Also known as:J4752FBLPROTO
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.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PROTO
Manufacturer Part Number
J4752FBL
Type
Not Reversible, Black Oxide, Proto
Overall Lg
4 1/2 in
Arc Swing
5° Min

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 Hand Ratchet: Round (SKU J4752FBL, MPN J4752FBL) is a standard-head ratchet from PROTO. It features a round head, is not reversible, and does not include a quick-release mechanism. The ratchet has a 4 1/2 in overall length, a 5° minimum arc swing, and a black oxide finish.

Frequently Asked Questions

What is the PROTO J4752FBL hand ratchet used for?

The PROTO J4752FBL is a standard-head hand ratchet designed for tightening and loosening fasteners in confined spaces. Its 4 1/2 in length and 5° minimum arc swing make it ideal for automotive repair, industrial maintenance, and assembly work where access is limited.

What are the specifications of the PROTO J4752FBL ratchet?

The PROTO J4752FBL ratchet has a round head, is not reversible, and does not include a quick-release mechanism. It features a 4 1/2 in overall length, a 5° minimum arc swing, and a black oxide finish. The manufacturer part number is J4752FBL.

Where to buy the PROTO J4752FBL ratchet worldwide?

3G Electric supplies the PROTO J4752FBL ratchet 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 standard-head ratchet.

How to maintain a PROTO round-head ratchet?

To maintain a PROTO round-head ratchet like the J4752FBL, keep it clean and lightly lubricated with a machine oil. Avoid using excessive force beyond its rated capacity. Store in a dry environment to prevent corrosion on the black oxide finish. Inspect the pawl and gear periodically for wear.

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 standard-head ratchets. 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 →

More from PROTO

View all PROTO parts →
This PROTO standard-head ratchet features a reversible pear-shaped head with a chrome finish. With a 25-1/2-inch overall length and a 4° minimum arc swing, it provides leverage and access in confined spaces. Suitable for tightening and loosening fasteners in maintenance and repair tasks
PROTO
This PROTO standard-head ratchet features a reversible pear-shaped head with a chrome finish. With a 25-1/2-inch overall length and a 4° minimum arc swing, it provides leverage and access in confined spaces. Suitable for tightening and loosening fasteners in maintenance and repair tasks

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first