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OSG Screw Thread Insert STI Tap: Spiral Point, M20x2.5 Metric, D5 / 4H-6H, 4 Flute - Spiral-Point STI Taps for Multiple Materials
OSGSpiral-Point STI Taps for Multiple Materials

OSG Screw Thread Insert STI Tap: Spiral Point, M20x2.5 Metric, D5 / 4H-6H, 4 Flute

The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as M20x2.5 Metric with D5 / 4H-6H tolerance, 4 flutes, and a plug chamfer (MPN 34401301). This tool is designed for…

SKU 3G-OTH-284647

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, M20x2.5 Metric, D5 / 4H-6H, 4 Flute
Category
Spiral-Point STI Taps for Multiple Materials
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
34401301
Type
M20x2.5 Metric, D5 / 4H-6H, Plug Chamfer
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 is a spiral-point tap for multiple materials, specified as M20x2.5 Metric with D5 / 4H-6H tolerance, 4 flutes, and a plug chamfer (MPN 34401301). This tool is designed for threading holes to accept screw thread inserts.

Frequently Asked Questions

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

The OSG Screw Thread Insert STI Tap is used to cut internal threads in multiple materials for installing screw thread inserts. It is commonly applied in automotive, aerospace, and general manufacturing where strong, replaceable threads are needed in softer metals or plastics.

What are the specifications of the OSG STI Tap MPN 34401301?

This OSG STI Tap has a M20x2.5 metric thread size, D5 / 4H-6H tolerance, 4 flutes, and a spiral-point design with plug chamfer. It is designed for threading multiple materials and is manufactured under part number 34401301.

Where to buy OSG STI Taps worldwide?

You can source OSG STI Taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this item.

How to select the correct OSG STI Tap for a thread insert?

Select an OSG STI Tap based on the thread insert size and material. For M20x2.5 inserts, use a tap with matching pitch and D5 / 4H-6H tolerance. Ensure the tap is designed for the workpiece material to avoid breakage and achieve proper thread fit.

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 multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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OSG Screw Thread Insert STI Tap: Spiral Point, M20x2.5 Metric, D5 / 4H-6H, 4 Flute, Plug Chamfer (MPN 34401308)
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