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OSG Screw Thread Insert STI Tap: Spiral Point, M12x1.75 Metric, D4 / 4H-6H - Spiral-Point STI Taps for Steel & Stainless Steel
OSGSpiral-Point STI Taps for Steel & Stainless Steel

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

The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, specified as M12x1.75 Metric with a D4 / 4H-6H tolerance and plug chamfer. It features 3 flutes and is identified by…

SKU 3G-OTH-265391

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, M12x1.75 Metric, D4 / 4H-6H
Category
Spiral-Point STI Taps for Steel & Stainless Steel
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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
34200908
Type
M12x1.75 Metric, D4 / 4H-6H, Plug Chamfer
Flute
3

Technical Documents

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

Product Description

The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, specified as M12x1.75 Metric with a D4 / 4H-6H tolerance and plug chamfer. It features 3 flutes and is identified by manufacturer part number 34200908.

Frequently Asked Questions

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

This OSG spiral-point STI tap is designed for cutting internal threads in steel and stainless steel before installing screw thread inserts. It is commonly used in automotive, aerospace, and general manufacturing applications where thread repair or reinforcement is required.

What are the specifications of the OSG 34200908 STI tap?

The OSG 34200908 is a spiral-point STI tap with M12x1.75 metric thread, D4 / 4H-6H tolerance, 3 flutes, and a plug chamfer. It is designed for threading holes in steel and stainless steel prior to inserting thread repair coils.

Where to buy OSG STI taps worldwide?

3G Electric supplies OSG STI taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 34200908 M12x1.75 spiral-point tap.

How to select the correct OSG STI tap size?

Select an OSG STI tap based on the thread insert's nominal size and pitch. For M12x1.75 inserts, use the corresponding STI tap with D4 / 4H-6H tolerance. Ensure the tap matches the material (steel or stainless steel) and has the correct chamfer type for your application.

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 spiral-point sti taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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