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HELI-COIL M16x2 Metric General Purpose STI Tap, H3 / 4H, Plug Chamfer, 4 Flute - General Purpose STI Taps
HELI-COILGeneral Purpose STI Taps

HELI-COIL M16x2 Metric General Purpose STI Tap, H3 / 4H, Plug Chamfer, 4 Flute

The HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for M16x2 metric threads. It features a 4-flute design with a plug chamfer and is rated H3 / 4H (MPN 4687-16).

SKU 3G-OTH-262036

Also listed as: 468716 · 4687 16

Brand
HELI-COIL
Item
M16x2 Metric General Purpose STI Tap, H3 / 4H, Plug Chamfer, 4 Flute
Part Number
4687-16
Category
General Purpose STI Taps
Available to Order
Also known as:4687-16HELI-COIL
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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

HELI-COIL
Manufacturer Part Number
4687-16
Type
M16x2 Metric, H3 / 4H, Plug Chamfer
Flute
4

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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 M16x2 metric threads. It features a 4-flute design with a plug chamfer and is rated H3 / 4H (MPN 4687-16).

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 HELI-COIL Screw Thread Insert STI Tap used for?

The HELI-COIL Screw Thread Insert STI Tap is used to cut internal threads for installing HELI-COIL screw thread inserts. It is designed for general-purpose applications requiring M16x2 metric threads, commonly in automotive, aerospace, and industrial maintenance.

What are the specifications of the HELI-COIL STI Tap 4687-16?

The HELI-COIL STI Tap (MPN 4687-16) is a straight-flute tap for M16x2 metric threads. It has 4 flutes, a plug chamfer, and a thread tolerance of H3 / 4H. It is designed for general-purpose use with HELI-COIL inserts.

Where to buy the HELI-COIL STI Tap 4687-16 worldwide?

You can source the HELI-COIL STI Tap 4687-16 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct HELI-COIL tap for your application.

How to select the correct HELI-COIL STI Tap for M16x2 threads?

To select the correct HELI-COIL STI Tap, ensure it matches the thread size (M16x2), tolerance class (H3 / 4H), and tap style (straight flute, plug chamfer). The HELI-COIL brand tap (MPN 4687-16) is designed specifically for installing HELI-COIL inserts in general-purpose applications.

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
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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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