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OSG #2-56 UNC Spiral-Point STI Tap for Nickel & Titanium - Spiral-Point STI Taps for Nickel & Titanium
OSGSpiral-Point STI Taps for Nickel & Titanium

OSG #2-56 UNC Spiral-Point STI Tap for Nickel & Titanium

The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for threading nickel and titanium. This #2-56 UNC tap features an H2 / 2B-3B tolerance, a plug chamfer, and 3 flutes (MPN 31420108).

SKU 3G-OTH-279741

Brand
OSG
Item
#2-56 UNC Spiral-Point STI Tap for Nickel & Titanium
Part Number
31420108
Category
Spiral-Point STI Taps for Nickel & Titanium
Available to Order
Also known as:31420108OSG
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
31420108
Type
#2-56 UNC, H2 / 2B-3B, Plug Chamfer
Flute
3

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for threading nickel and titanium. This #2-56 UNC tap features an H2 / 2B-3B tolerance, a plug chamfer, and 3 flutes (MPN 31420108).

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 the OSG Screw Thread Insert STI Tap used for?

This OSG spiral-point STI tap is designed for threading holes in nickel and titanium alloys before installing screw thread inserts. It creates precise internal threads to accept inserts, commonly used in aerospace, automotive, and high-stress industrial applications where thread repair or reinforcement is required.

What are the specifications of the OSG Screw Thread Insert STI Tap?

The OSG STI tap has a #2-56 UNC thread size, H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a spiral-point design optimized for nickel and titanium. The manufacturer part number is 31420108. This tap is suitable for threading holes before inserting helical coil inserts.

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

3G Electric supplies the OSG Screw Thread Insert STI Tap (MPN 31420108) worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this precision tap to any country.

How to select the correct OSG STI tap for thread inserts?

Select an STI tap based on the insert's thread size and class. For #2-56 UNC inserts, use this OSG tap with H2 / 2B-3B tolerance. Ensure the tap matches the insert manufacturer's specifications. OSG taps are designed for nickel and titanium alloys; verify material compatibility and use proper cutting fluid for best results.

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
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OSG Products

3G Electric supplies OSG spiral-point sti taps for nickel & titanium. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Spiral-point STI tap for threading holes in nickel and titanium alloys prior to installing screw thread inserts. Features a 5/16"-24 UNF thread size, H3 / 2B-3B tolerance, plug chamfer, and 3 flutes. Suitable for applications requiring strong, reliable threads in demanding materials
OSG
Spiral-point STI tap for threading holes in nickel and titanium alloys prior to installing screw thread inserts. Features a 5/16"-24 UNF thread size, H3 / 2B-3B tolerance, plug chamfer, and 3 flutes. Suitable for applications requiring strong, reliable threads in demanding materials

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