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OSG Screw Thread Insert STI Tap: Spiral Fute, M4x0.7 Metric, D3 / 4H-6H - Spiral-Flute STI Taps for Steel & Stainless Steel
OSGSpiral-Flute STI Taps for Steel & Stainless Steel

OSG Screw Thread Insert STI Tap: Spiral Fute, M4x0.7 Metric, D3 / 4H-6H

OSG Spiral-Flute STI Taps for Steel & Stainless Steel.

SKU 3G-OTH-244337

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Fute, M4x0.7 Metric, D3 / 4H-6H
Category
Spiral-Flute 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
34300408

Technical Documents

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

Product Description

OSG Spiral-Flute STI Taps for Steel & Stainless Steel.

Frequently Asked Questions

What is an OSG spiral-flute STI tap used for?

An OSG spiral-flute STI tap is used to cut internal threads in steel and stainless steel for screw thread inserts. The spiral flute design helps evacuate chips upward, making it ideal for blind-hole applications. This M4x0.7 metric tap with D3 / 4H-6H tolerance ensures precise thread fit for insert installation.

What are the specifications of the OSG STI tap MPN 34300408?

The OSG STI tap MPN 34300408 is a spiral-flute tap for M4x0.7 metric threads, with a D3 / 4H-6H tolerance class. It has 3 flutes and is designed for steel and stainless steel. The manufacturer part number is 34300408, and it is used with screw thread inserts for blind-hole threading.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG spiral-flute STI tap MPN 34300408.

How to select the correct OSG STI tap for M4 threads?

To select the correct OSG STI tap for M4 threads, ensure the tap is marked M4x0.7 with a D3 / 4H-6H tolerance for proper fit with screw thread inserts. Choose a spiral-flute design for blind holes in steel or stainless steel. Verify the tap has 3 flutes and matches the insert manufacturer's recommendations.

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-flute 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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