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OSG Screw Thread Insert STI Tap: Straight Fute, M12x1.75 Metric, D4 / 4H-6H - General Purpose STI Taps
OSGGeneral Purpose STI Taps

OSG Screw Thread Insert STI Tap: Straight Fute, M12x1.75 Metric, D4 / 4H-6H

The OSG Screw Thread Insert STI Tap (Straight Flute) is a general-purpose STI tap in M12x1.75 Metric with a D4 / 4H-6H tolerance class and 4 flutes (MPN 12800900). 3G Electric interprets your demand for this…

SKU 3G-OTH-262015

Brand
OSG
Item
Screw Thread Insert STI Tap: Straight Fute, M12x1.75 Metric, D4 / 4H-6H
Category
General Purpose STI Taps
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
12800900
Type
M12x1.75 Metric, D4 / 4H-6H
Flute
4

Technical Documents

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

Product Description

The OSG Screw Thread Insert STI Tap (Straight Flute) is a general-purpose STI tap in M12x1.75 Metric with a D4 / 4H-6H tolerance class and 4 flutes (MPN 12800900). 3G Electric interprets your demand for this OEM-specified tool, sources it from our global supply network, and delivers it with accountable support across 14 industrial departments.

Frequently Asked Questions

What is an OSG Screw Thread Insert STI Tap used for?

An OSG Screw Thread Insert STI Tap cuts internal threads in pre-drilled holes to accept helical wire thread inserts. It is used in metalworking and maintenance applications across industries like automotive, aerospace, and general manufacturing to repair or reinforce stripped threads.

What are the specifications of the OSG STI Tap M12x1.75?

This OSG STI Tap has a M12x1.75 metric thread size, D4 / 4H-6H tolerance class, 4 straight flutes, and is designed for general-purpose thread insert installation. The manufacturer part number is 12800900. It is suitable for through-hole or blind-hole applications.

Where to buy OSG STI Tap M12x1.75 worldwide?

3G Electric supplies and delivers the OSG STI Tap M12x1.75 (MPN 12800900) to worldwide locations. As a global industrial solutions provider, we handle full logistics and customs clearance so you receive the correct tap for your thread insert repair or production work.

How to select the correct STI tap size for M12x1.75 inserts?

Select an STI tap marked M12x1.75 with the same thread pitch as the insert. The tap's D4 / 4H-6H tolerance ensures proper fit for standard thread inserts. Always match the tap to the insert manufacturer's recommended drill size and thread class for reliable thread strength.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG 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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