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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M12x1.25 Metric, D11 / 4H - General Purpose STI Taps
HELI-COILGeneral Purpose STI Taps

HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M12x1.25 Metric, D11 / 4H

The HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for creating threads for HELI-COIL screw thread inserts. This M12x1.25 Metric tap features a D11 / 4H tolerance and a…

SKU 3G-OTH-262132

Also listed as: 544412 · 5444 12

Brand
HELI-COIL
Item
Screw Thread Insert STI Tap: Straight Fute, M12x1.25 Metric, D11 / 4H
Category
General Purpose STI Taps
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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

HELI-COIL
Manufacturer Part Number
5444-12
Type
M12x1.25 Metric, D11 / 4H
Flute
4

Technical Documents

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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for creating threads for HELI-COIL screw thread inserts. This M12x1.25 Metric tap features a D11 / 4H tolerance and a 4-flute design, with manufacturer part number 5444-12.

Frequently Asked Questions

What is a HELI-COIL STI tap used for?

A HELI-COIL STI tap is used to cut threads for installing HELI-COIL screw thread inserts. It is a general-purpose tap with a straight flute design, ideal for creating strong, wear-resistant threads in metal components across machining, automotive, and industrial maintenance applications.

What are the specifications of the HELI-COIL STI tap 5444-12?

The HELI-COIL STI tap 5444-12 is an M12x1.25 Metric tap with a D11 / 4H tolerance and a 4-flute straight flute design. It is manufactured by HELI-COIL and is designed specifically for threading holes to accept HELI-COIL screw thread inserts.

Where to buy HELI-COIL STI taps worldwide?

3G Electric supplies HELI-COIL STI taps worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this M12x1.25 tap (MPN 5444-12) and other HELI-COIL tooling to your facility, regardless of location.

How to select the correct STI tap for HELI-COIL inserts?

Select an STI tap that matches the insert's thread size and pitch, such as M12x1.25 for this HELI-COIL tap. Ensure the tap tolerance (D11 / 4H) aligns with the insert's requirements. Use a straight flute design for general-purpose threading in through or blind holes.

Used in

Common applications for HELI-COIL
Aerospace engine repair — HELI-COIL STI taps for M12x1.75 metric threads in aluminum alloy components
Automotive transmission rebuild — HELI-COIL STI taps for 7/16-14 UNC threads in cast iron housings
Industrial pump maintenance — HELI-COIL STI taps for #10-32 UNF threads in stainless steel pump bodies
Hydraulic cylinder repair — HELI-COIL STI taps for M6x1 metric threads in steel cylinder heads
General manufacturing — HELI-COIL STI taps for 9/16-18 UNF threads in machinery base plates

HELI-COIL Products

3G Electric supplies HELI-COIL general purpose sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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