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PROTO Hex Key: 0 Ball Ends, 5/16 in Tip Size, SAE, Long, Alloy Steel, Black Oxide - L-Shaped Hex Keys
PROTOL-Shaped Hex Keys

PROTO Hex Key: 0 Ball Ends, 5/16 in Tip Size, SAE, Long, Alloy Steel, Black Oxide

The PROTO Hex Key: 0 Ball Ends is an L-shaped hex key with a 5/16 in tip size, SAE, long length, made of alloy steel with a black oxide finish. It features a 3 in handle length and is identified by manufacturer part…

SKU 3G-OTH-316556

Also listed as: J 46120 · J-46120

Brand
PROTO
Item
Hex Key: 0 Ball Ends, 5/16 in Tip Size, SAE, Long, Alloy Steel, Black Oxide
Category
L-Shaped Hex Keys
Available to Order
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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
J46120
Type
SAE, Long, Alloy Steel, Black Oxide, L
Tip Size
5/16 in
Handle Lg
3 in

Technical Documents

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

Product Description

The PROTO Hex Key: 0 Ball Ends is an L-shaped hex key with a 5/16 in tip size, SAE, long length, made of alloy steel with a black oxide finish. It features a 3 in handle length and is identified by manufacturer part number J46120.

Frequently Asked Questions

What is the PROTO J46120 hex key used for?

The PROTO J46120 L-shaped hex key is used for tightening or loosening fasteners with a 5/16 in SAE hex socket. Its long reach and ball end allow access at an angle, making it ideal for maintenance and assembly tasks in industrial machinery and equipment.

What are the specifications of the PROTO J46120 hex key?

The PROTO J46120 is an L-shaped hex key with a 5/16 in tip size, SAE, long length, and a 3 in handle. It is made of alloy steel with a black oxide finish. The manufacturer part number is J46120.

Where to buy the PROTO J46120 hex key worldwide?

3G Electric supplies the PROTO J46120 hex key to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this item.

How to select the correct PROTO hex key size?

To select the correct PROTO hex key, match the tip size to the fastener's hex socket dimension. For SAE fasteners, use inch sizes like the 5/16 in tip on the J46120. Confirm the required reach and whether a ball end is needed for angled access.

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 l-shaped hex keys. 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
WERA Hex Key: 1 Ball Ends, 3 mm Tip Size, Metric, Long, Alloy Steel, Black Oxide, 4 7/8 in Handle Lg (MPN 05022606001)
WERA
WERA Hex Key: 1 Ball Ends, 3 mm Tip Size, Metric, Long, Alloy Steel, Black Oxide, 4 7/8 in Handle Lg (MPN 05022606001)
WERA Hex Key: 1 Ball Ends, 3/16 in Tip Size, SAE, Long, Alloy Steel, Black Oxide, L, 2 Tips (MPN 05022634001)
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WERA Hex Key: 1 Ball Ends, 3/16 in Tip Size, SAE, Long, Alloy Steel, Black Oxide, L, 2 Tips (MPN 05022634001)
WERA Hex Key: 1 Ball Ends, 6 mm Tip Size, Metric, Long, Alloy Steel, Black Oxide, 6 3/4 in Handle Lg (MPN 05022612001)
WERA
WERA Hex Key: 1 Ball Ends, 6 mm Tip Size, Metric, Long, Alloy Steel, Black Oxide, 6 3/4 in Handle Lg (MPN 05022612001)
EKLIND Hex Key: 0 Ball Ends, 17 mm Tip Size, Metric, Long, Alloy Steel, Black Oxide, L, 2 Tips (MPN 15634)
EKLIND
EKLIND Hex Key: 0 Ball Ends, 17 mm Tip Size, Metric, Long, Alloy Steel, Black Oxide, L, 2 Tips (MPN 15634)
WERA Hex Key: 1 Ball Ends, 1/8 in Tip Size, SAE, Long, Alloy Steel, Black Oxide, 4 7/8 in Handle Lg (MPN 05022632001)
WERA
WERA Hex Key: 1 Ball Ends, 1/8 in Tip Size, SAE, Long, Alloy Steel, Black Oxide, 4 7/8 in Handle Lg (MPN 05022632001)
WERA Hex Key: 1 Ball Ends, 1/4 in Tip Size, SAE, Long, Alloy Steel, Black Oxide, 7 1/4 in Handle Lg (MPN 05022636001)
WERA
WERA Hex Key: 1 Ball Ends, 1/4 in Tip Size, SAE, Long, Alloy Steel, Black Oxide, 7 1/4 in Handle Lg (MPN 05022636001)

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