We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

PROTO J9521 Straight-Flute Screw Extractor, Size #1, 1/4 in to 5/16 in Capacity - Straight-Flute Extractors
PROTOStraight-Flute Extractors

PROTO J9521 Straight-Flute Screw Extractor, Size #1, 1/4 in to 5/16 in Capacity

The PROTO Screw Extractor is a straight-flute extractor, Size #1, with a capacity of 1/4 in to 5/16 in. This PROTO-branded tool, model J9521, is designed for removing broken screws within the specified size range.

SKU 3G-OTH-251663

Also listed as: J 9521 · J-9521

Brand
PROTO
Item
J9521 Straight-Flute Screw Extractor, Size #1, 1/4 in to 5/16 in Capacity
Category
Straight-Flute Extractors
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

PROTO
Manufacturer Part Number
J9521

Technical Documents

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

Product Description

The PROTO Screw Extractor is a straight-flute extractor, Size #1, with a capacity of 1/4 in to 5/16 in. This PROTO-branded tool, model J9521, is designed for removing broken screws within the specified size range.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the PROTO J9521 screw extractor used for?

The PROTO J9521 straight-flute screw extractor, Size #1, is used to remove broken or damaged screws with a head diameter of 1/4 in to 5/16 in. It is a common tool in automotive, machinery, and general maintenance repair for extracting seized fasteners without damaging the surrounding material.

What are the specifications of the PROTO J9521 screw extractor?

The PROTO J9521 is a straight-flute screw extractor, Size #1, with a capacity of 1/4 in to 5/16 in. The manufacturer part number is J9521. It is designed for removing broken screws within that size range and is made by PROTO, a brand known for industrial hand tools.

Where to buy the PROTO J9521 screw extractor worldwide?

3G Electric supplies the PROTO J9521 screw extractor to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this straight-flute extractor for removing broken screws.

How to use a straight-flute screw extractor like the PROTO J9521?

To use the PROTO J9521 straight-flute extractor, first drill a pilot hole into the center of the broken screw. Tap the extractor into the hole, then turn it counterclockwise with a tap wrench or similar tool. The straight flutes grip the screw walls, allowing removal without damaging the threads.

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

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10-piece set including straight-flute extractors in sizes #1 through #5 and a 19/64 in drill bit. Covers bolt diameters from 1/4 in to 5/8 in and metric threads M3 to M15. Used for removing broken or stripped screws, bolts, and studs from metal, wood, or plastic in automotive repair, machinery maintenance, and general industrial applications
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Straight-flute dowel pin reamer with a 0.187 in diameter, designed for precision reaming of 3/16 in pins. Carbide-tipped construction provides wear resistance for consistent hole sizing and surface finish in metalworking applications such as jig and fixture work
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Straight-flute dowel pin reamer with a 0.1855 in diameter, designed for finishing holes to precise tolerances. Carbide-tipped construction provides wear resistance for use in metalworking and machining applications. Suitable for reaming holes for 3/16 in dowel pins
Straight-flute dowel pin reamer with a 0.2495 in diameter, designed for precision reaming of holes to accommodate 1/4 in dowel pins. Carbide-tipped construction provides wear resistance in ferrous materials. Suitable for general industrial metalworking applications requiring tight-tolerance hole finishing
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Straight-flute dowel pin reamer with a 0.2495 in diameter, designed for precision reaming of holes to accommodate 1/4 in dowel pins. Carbide-tipped construction provides wear resistance in ferrous materials. Suitable for general industrial metalworking applications requiring tight-tolerance hole finishing
Straight-flute reamer for dowel pin holes, with a 0.3745 in diameter. Carbide-tipped construction. Used for precision reaming in metalworking applications such as jig and fixture work and general machining
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Straight-flute reamer for dowel pin holes, with a 0.3745 in diameter. Carbide-tipped construction. Used for precision reaming in metalworking applications such as jig and fixture work and general machining
Straight-flute dowel pin reamer with a 0.373 in diameter, designed for 3/8 in pins. Carbide-tipped cutting edge provides wear resistance for precision hole finishing. Suitable for enlarging or finishing holes to exact tolerances in metalworking and fixture applications
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Straight-flute dowel pin reamer with a 0.373 in diameter, designed for 3/8 in pins. Carbide-tipped cutting edge provides wear resistance for precision hole finishing. Suitable for enlarging or finishing holes to exact tolerances in metalworking and fixture applications

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