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OSG Screw Thread Insert STI Tap: Spiral Point, #8-32 UNC, H2 / 2B-3B, 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, #8-32 UNC, H2 / 2B-3B, 3 Flute

The OSG Screw Thread Insert STI Tap: Spiral Point (MPN 1712808) is a #8-32 UNC, H2 / 2B-3B, Plug Chamfer tap with 3 flutes, designed for threading steel and stainless steel. 3G Electric interprets demand and delivers…

SKU 3G-OTH-265471

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, #8-32 UNC, H2 / 2B-3B, 3 Flute
Category
Spiral-Point STI Taps for Steel & Stainless Steel
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1712808
Type
#8-32 UNC, H2 / 2B-3B, 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: Spiral Point (MPN 1712808) is a #8-32 UNC, H2 / 2B-3B, Plug Chamfer tap with 3 flutes, designed for threading steel and stainless steel. 3G Electric interprets demand and delivers this genuine industrial tool across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

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

An OSG Screw Thread Insert STI Tap is used to cut internal threads in steel and stainless steel for installing screw thread inserts. It is commonly applied in aerospace, automotive, and industrial maintenance where strong, wear-resistant threads are required.

What are the specifications of the OSG STI Tap #8-32 UNC?

The OSG STI Tap has a #8-32 UNC thread size, H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a spiral-point design for steel and stainless steel, with manufacturer part number 1712808. This tap is suitable for producing threads that accept standard screw thread inserts.

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 the OSG 1712808 tap.

How to select the correct STI tap for a repair job?

To select the correct STI tap, match the thread size and pitch to the insert you plan to install. For steel or stainless steel, choose a spiral-point tap like the OSG #8-32 UNC with H2 tolerance. Ensure the tap chamfer matches the hole depth—plug chamfer works for most blind holes.

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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