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OSG Spiral-Flute STI Tap for Nickel & Titanium, #8-32 UNC, H3 / 2B-3B, 3 Flute - Spiral-Flute STI Taps for Nickel & Titanium
OSGSpiral-Flute STI Taps for Nickel & Titanium

OSG Spiral-Flute STI Tap for Nickel & Titanium, #8-32 UNC, H3 / 2B-3B, 3 Flute

OSG Spiral-Flute STI Taps for Nickel & Titanium.

SKU 3G-OTH-276720

Brand
OSG
Item
Spiral-Flute STI Tap for Nickel & Titanium, #8-32 UNC, H3 / 2B-3B, 3 Flute
Category
Spiral-Flute STI Taps for Nickel & Titanium
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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
31520408

Technical Documents

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

Product Description

OSG Spiral-Flute STI Taps for Nickel & Titanium.

Frequently Asked Questions

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

An OSG Screw Thread Insert STI Tap cuts internal threads in nickel and titanium alloys for installing helical wire thread inserts. It is essential in aerospace, automotive, and heavy equipment manufacturing where strong, wear-resistant threads are required in challenging materials.

What are the specifications of the OSG 31520408 STI Tap?

The OSG 31520408 is a #8-32 UNC spiral-flute STI tap with H3 / 2B-3B tolerance, 3 flutes, and a manufacturer part number 31520408. It is designed specifically for threading nickel and titanium alloys to accept screw thread inserts.

Where to buy OSG STI taps for nickel and titanium worldwide?

3G Electric supplies OSG STI taps like the 31520408 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this spiral-flute tap for demanding materials.

How to select the correct STI tap for nickel alloys?

Select an STI tap with spiral flute geometry for chip evacuation in nickel and titanium. Ensure the tap size matches the insert thread (e.g., #8-32 UNC) and tolerance class (H3 / 2B-3B). OSG taps are engineered for these materials; consult technical data for feed and speed 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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This spiral-flute STI tap is designed for threading holes in nickel and titanium alloys to accept screw thread inserts. The spiral flute geometry aids chip evacuation in blind-hole or deep-hole applications. Thread size #10-32 UNF with H3 / 2B-3B tolerance, 3 flutes
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This spiral-flute STI tap is designed for threading holes in nickel and titanium alloys to accept screw thread inserts. The spiral flute geometry aids chip evacuation in blind-hole or deep-hole applications. Thread size #10-32 UNF with H3 / 2B-3B tolerance, 3 flutes
OSG Screw Thread Insert STI Tap: Spiral Fute, #6-32 UNC, H3 / 2B-3B, 3 Flute (MPN 31540308)
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OSG Screw Thread Insert STI Tap: Spiral Fute, #6-32 UNC, H3 / 2B-3B, 3 Flute (MPN 31540308)
This OSG spiral-flute STI tap is designed for threading holes in nickel and titanium alloys before installing screw thread inserts. It features a #10-32 UNF thread size, H3 / 2B-3B tolerance, and 3 flutes. Suitable for applications requiring strong threads in hard-to-machine materials
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This OSG spiral-flute STI tap is designed for threading holes in nickel and titanium alloys before installing screw thread inserts. It features a #10-32 UNF thread size, H3 / 2B-3B tolerance, and 3 flutes. Suitable for applications requiring strong threads in hard-to-machine materials
Spiral-flute STI tap designed for cutting internal threads in nickel and titanium alloys. The spiral-flute geometry aids chip evacuation in deep-hole threading. Suitable for thread insert applications in demanding materials
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Spiral-flute STI tap designed for cutting internal threads in nickel and titanium alloys. The spiral-flute geometry aids chip evacuation in deep-hole threading. Suitable for thread insert applications in demanding materials
Spiral-flute STI tap for cutting internal threads in nickel and titanium alloys to accommodate helical wire thread inserts. Thread size 7/16"-20 UNF with H4 / 2B-3B tolerance and 3 flutes. Used in applications requiring thread reinforcement or repair in high-strength materials
OSG
Spiral-flute STI tap for cutting internal threads in nickel and titanium alloys to accommodate helical wire thread inserts. Thread size 7/16"-20 UNF with H4 / 2B-3B tolerance and 3 flutes. Used in applications requiring thread reinforcement or repair in high-strength materials
Spiral-flute STI tap designed for cutting internal threads in nickel and titanium alloys. Features #2-56 UNC thread size, H2 / 2B-3B tolerance, and 3 flutes. Suitable for deep-hole threading applications in demanding materials
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Spiral-flute STI tap designed for cutting internal threads in nickel and titanium alloys. Features #2-56 UNC thread size, H2 / 2B-3B tolerance, and 3 flutes. Suitable for deep-hole threading applications in demanding materials

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This spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys to accommodate helical thread inserts. The spiral-flute geometry aids chip evacuation, making it suitable for deep-hole threading applications in industries such as aerospace and automotive. Thread size: 5/16"-24 UNF, thread limit: H3 / 2B-3B, 3 flutes
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This spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys to accommodate helical thread inserts. The spiral-flute geometry aids chip evacuation, making it suitable for deep-hole threading applications in industries such as aerospace and automotive. Thread size: 5/16"-24 UNF, thread limit: H3 / 2B-3B, 3 flutes
Spiral-flute STI tap for pre-tapping holes for helical wire thread inserts in nickel and titanium alloys. Features 1/2"-20 UNF thread, H4 / 2B-3B tolerance, and 3 flutes. The spiral-flute design evacuates chips upward, suitable for deep or blind-hole threading in high-temperature alloy components
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Spiral-flute STI tap for pre-tapping holes for helical wire thread inserts in nickel and titanium alloys. Features 1/2"-20 UNF thread, H4 / 2B-3B tolerance, and 3 flutes. The spiral-flute design evacuates chips upward, suitable for deep or blind-hole threading in high-temperature alloy components
Spiral-flute STI tap for cutting internal threads in nickel and titanium alloys. Features a 3/8-24 UNF thread size, H3 / 2B-3B tolerance, and 3-flute design. Used for installing helical thread inserts in applications requiring strong threads in hard-to-machine materials
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Spiral-flute STI tap for cutting internal threads in nickel and titanium alloys. Features a 3/8-24 UNF thread size, H3 / 2B-3B tolerance, and 3-flute design. Used for installing helical thread inserts in applications requiring strong threads in hard-to-machine materials
This spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys to accept helical wire thread inserts. It features a #4-40 UNC thread size with H2 / 2B-3B tolerance and a 3-flute design. Suitable for applications requiring strong, reliable threads in challenging materials
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This spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys to accept helical wire thread inserts. It features a #4-40 UNC thread size with H2 / 2B-3B tolerance and a 3-flute design. Suitable for applications requiring strong, reliable threads in challenging materials
This spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys prior to installing screw thread inserts. It features a #6-32 UNC thread size, H3 / 2B-3B tolerance, and a 3-flute design. Suitable for applications requiring strong threads in challenging materials
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This spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys prior to installing screw thread inserts. It features a #6-32 UNC thread size, H3 / 2B-3B tolerance, and a 3-flute design. Suitable for applications requiring strong threads in challenging materials
OSG Screw Thread Insert STI Tap: Spiral Fute, #8-32 UNC, H3 / 2B-3B, 3 Flute (MPN 31540408)
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OSG Screw Thread Insert STI Tap: Spiral Fute, #8-32 UNC, H3 / 2B-3B, 3 Flute (MPN 31540408)
This OSG spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys to accept screw thread inserts. It features a #2-56 UNC thread size, H2 / 2B-3B tolerance, and 3 flutes. Suitable for applications requiring strong threads in demanding materials
OSG
This OSG spiral-flute STI tap is designed for cutting internal threads in nickel and titanium alloys to accept screw thread inserts. It features a #2-56 UNC thread size, H2 / 2B-3B tolerance, and 3 flutes. Suitable for applications requiring strong threads in demanding materials
Spiral-flute STI tap designed for cutting internal threads for helical wire inserts in nickel and titanium alloys. Features a 7/16"-20 UNF thread size, H4 / 2B-3B tolerance, and 3 flutes. The spiral-flute geometry aids chip evacuation in deep or blind holes, ensuring clean threads. Suitable for applications requiring high thread strength and reliability
OSG
Spiral-flute STI tap designed for cutting internal threads for helical wire inserts in nickel and titanium alloys. Features a 7/16"-20 UNF thread size, H4 / 2B-3B tolerance, and 3 flutes. The spiral-flute geometry aids chip evacuation in deep or blind holes, ensuring clean threads. Suitable for applications requiring high thread strength and reliability