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OSG Screw Thread Insert STI Tap: Spiral Point, M22x2.5 Metric, D5 / 4H-6H, 3 Flute - Spiral-Point STI Taps for Steel & Stainless Steel
OSGSpiral-Point STI Taps for Steel & Stainless Steel

OSG Screw Thread Insert STI Tap: Spiral Point, M22x2.5 Metric, D5 / 4H-6H, 3 Flute

The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, specified as M22x2.5 Metric with a D5 / 4H-6H tolerance, 3 flutes, and a plug chamfer (MPN 34201408). 3G Electric interprets…

SKU 3G-OTH-265388

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, M22x2.5 Metric, D5 / 4H-6H, 3 Flute
Category
Spiral-Point STI Taps for Steel & Stainless Steel
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
34201408
Type
M22x2.5 Metric, D5 / 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 M22x2.5 Metric with a D5 / 4H-6H tolerance, 3 flutes, and a plug chamfer (MPN 34201408). 3G Electric interprets this demand and sources the genuine OSG tool, supporting your threading operations across 14 industrial departments — with specialist depth in cutting tools and controls.

Frequently Asked Questions

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

This OSG spiral-point STI tap is used to cut internal threads in steel and stainless steel for screw thread inserts. It creates precise M22x2.5 metric threads with a D5 / 4H-6H tolerance class, commonly applied in aerospace, automotive, and heavy equipment repair.

What are the specifications of the OSG 34201408 STI tap?

The OSG 34201408 is a spiral-point STI tap with M22x2.5 metric thread, D5 / 4H-6H tolerance, 3 flutes, and a plug chamfer. It is designed for threading steel and stainless steel before installing screw thread inserts. The OSG brand ensures precision and durability.

Where to buy the OSG Screw Thread Insert STI Tap worldwide?

You can source the OSG 34201408 STI tap worldwide through 3G Electric. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to select the correct STI tap for M22x2.5 inserts?

Select an STI tap marked M22x2.5 with a D5 / 4H-6H tolerance class to match the insert thread. Use a plug chamfer for through holes or a bottoming chamfer for blind holes. The OSG spiral-point design pushes chips forward, ideal for steel and stainless steel.

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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