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PROTO Center Punch: 1/4 in Tip Size, Round, 1/4 in Shank Dia, 4 3/4 in Overall Lg - Centering Punches
PROTOCentering Punches

PROTO Center Punch: 1/4 in Tip Size, Round, 1/4 in Shank Dia, 4 3/4 in Overall Lg

The PROTO Center Punch (MPN J411/4S2) is a round, plain-grip centering punch with a 1/4 in tip size, 1/4 in shank diameter, and 4 3/4 in overall length, supplied in a pouch.

SKU 3G-OTH-632601

Brand
PROTO
Item
Center Punch: 1/4 in Tip Size, Round, 1/4 in Shank Dia, 4 3/4 in Overall Lg
Category
Centering Punches
Available to Order
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Technical Specifications

PROTO
Manufacturer Part Number
J411/4S2
Type
Round, Plain Grip, Pouch
Overall Lg
4 3/4 in
Shank Dia
1/4 in
View Full Spec Sheet

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

Product Description

The PROTO Center Punch (MPN J411/4S2) is a round, plain-grip centering punch with a 1/4 in tip size, 1/4 in shank diameter, and 4 3/4 in overall length, supplied in a pouch.

Frequently Asked Questions

What is a PROTO center punch used for?

A PROTO center punch creates a small dimple in metal or other materials to guide a drill bit, preventing it from wandering. It is essential in machining, fabrication, and maintenance for accurate hole placement.

What are the specifications of the PROTO J411/4S2 center punch?

The PROTO J411/4S2 center punch has a 1/4 in tip size, 1/4 in shank diameter, and 4 3/4 in overall length. It features a round, plain grip design and comes supplied in a pouch for storage.

Where to buy a PROTO center punch worldwide?

3G Electric supplies the PROTO J411/4S2 center punch to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the genuine PROTO tool you need for your industrial applications.

How to maintain a PROTO center punch?

Keep the tip sharp by dressing it on a fine stone or grinding wheel as needed. Store the punch in its pouch to protect the tip and prevent rust. Avoid striking hardened steel surfaces to extend tool life.

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 centering punches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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