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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 is a spiral-point tap for steel and stainless steel, specified as #8-32 UNC with H2 / 2B-3B tolerance and a plug chamfer. It features 3 flutes and is identified by manufacturer…

SKU 3G-OTH-265405

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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Technical Specifications

OSG
Manufacturer Part Number
1712801
Type
#8-32 UNC, H2 / 2B-3B, Plug Chamfer
Flute
3
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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 #8-32 UNC with H2 / 2B-3B tolerance and a plug chamfer. It features 3 flutes and is identified by manufacturer part number 1712801.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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 helical screw thread inserts. It is ideal for repair or reinforcement applications in industrial machinery, automotive, and aerospace components where thread strength is critical.

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

This OSG STI Tap is #8-32 UNC with a H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for spiral-point cutting in steel and stainless steel. The manufacturer part number is 1712801. OSG is the OEM brand for this precision threading tool.

Where to buy OSG STI Tap #8-32 UNC worldwide?

3G Electric supplies and delivers OSG STI Tap #8-32 UNC worldwide. We handle full logistics and customs clearance as a global industrial sourcing partner. Contact us for availability and lead time on this OSG threading tool.

How to select the correct STI tap size for a thread insert?

Select an STI tap that matches the thread insert's nominal size and pitch, such as #8-32 UNC. The tap tolerance (e.g., H2 / 2B-3B) must align with the insert's class. Always refer to the insert manufacturer's recommendations for proper pre-drill diameter and chamfer type.

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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