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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, #2-56 UNC, H1 / 3B, 3 Flute - General Purpose STI Taps
HELI-COILGeneral Purpose STI Taps

HELI-COIL Screw Thread Insert STI Tap: Straight Fute, #2-56 UNC, H1 / 3B, 3 Flute

The HELI-COIL Screw Thread Insert STI Tap (Straight Flute) is a #2-56 UNC, H1 / 3B, Plug Chamfer tap with 3 flutes (MPN 02CPB). Designed for installing HELI-COIL screw thread inserts, it is a general-purpose STI tap…

SKU 3G-OTH-261975

Also listed as: 02 CPB · 02-CPB

Brand
HELI-COIL
Item
Screw Thread Insert STI Tap: Straight Fute, #2-56 UNC, H1 / 3B, 3 Flute
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
02CPB
Type
#2-56 UNC, H1 / 3B, Plug Chamfer
Flute
3

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 #2-56 UNC, H1 / 3B, Plug Chamfer tap with 3 flutes (MPN 02CPB). Designed for installing HELI-COIL screw thread inserts, it is a general-purpose STI tap for precision threading applications.

Frequently Asked Questions

What is a HELI-COIL STI tap used for?

A HELI-COIL STI tap cuts internal threads for installing Heli-Coil screw thread inserts. It is used in manufacturing and repair applications across industries like automotive, aerospace, and industrial equipment to restore or reinforce stripped threads in metal components.

What are the specifications of the HELI-COIL 02CPB STI tap?

The HELI-COIL 02CPB is a #2-56 UNC, H1 / 3B, plug chamfer STI tap with 3 straight flutes. It is designed for general-purpose thread repair and is made by Heli-Coil. The H1 tolerance ensures precise thread fit for insert installation.

Where to buy HELI-COIL STI taps worldwide?

3G Electric supplies HELI-COIL STI taps like the 02CPB to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this and other Heli-Coil thread repair tooling.

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 #2-56 UNC for the 02CPB. Use a plug chamfer for through holes or blind holes with sufficient depth. Always follow Heli-Coil installation guidelines for proper thread engagement and insert seating.

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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Cross-referenced by specification & description
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