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OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H3 / 2B-3B - Spiral-Flute STI Taps for Multiple Materials
OSGSpiral-Flute STI Taps for Multiple Materials

OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H3 / 2B-3B

OSG Spiral-Flute STI Taps for Multiple Materials.

SKU 3G-OTH-281074

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H3 / 2B-3B
Category
Spiral-Flute STI Taps for Multiple Materials
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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
1716601

Technical Documents

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

Product Description

OSG Spiral-Flute STI Taps for Multiple Materials.

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 multiple materials for installing screw thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing where strong, wear-resistant threads are required in softer base materials.

What are the specifications of the OSG STI Tap MPN 1716601?

The OSG STI Tap MPN 1716601 has a thread size of 1/4"-28 UNF, a thread limit of H3 / 2B-3B, and a 3-flute spiral-flute design. It is designed for tapping holes that will accept screw thread inserts in multiple materials.

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 Screw Thread Insert STI Tap MPN 1716601.

How to select the correct OSG STI Tap for an application?

To select the correct OSG STI Tap, match the thread size and pitch (e.g., 1/4"-28 UNF) to your insert requirements. Verify the thread limit class (H3 / 2B-3B) for fit tolerance. Choose spiral-flute taps for blind holes and consider the base material hardness for optimal tool life.

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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H3 / 2B-3B, 3 Flute (MPN 1716608)
OSG
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H3 / 2B-3B, 3 Flute (MPN 1716608)
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H2 / 2B-3B, 3 Flute (MPN 1716508)
OSG
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H2 / 2B-3B, 3 Flute (MPN 1716508)
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H2 / 2B-3B, 3 Flute (MPN 1716501)
OSG
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H2 / 2B-3B, 3 Flute (MPN 1716501)
OSG Screw Thread Insert STI Tap: Spiral Fute, 5/16"-24 UNF, H3 / 2B-3B, 3 Flute (MPN 1716701)
OSG
OSG Screw Thread Insert STI Tap: Spiral Fute, 5/16"-24 UNF, H3 / 2B-3B, 3 Flute (MPN 1716701)
OSG Screw Thread Insert STI Tap: Spiral Fute, 5/16"-24 UNF, H3 / 2B-3B, 3 Flute (MPN 1716708)
OSG
OSG Screw Thread Insert STI Tap: Spiral Fute, 5/16"-24 UNF, H3 / 2B-3B, 3 Flute (MPN 1716708)
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-20 UNC, H3 / 2B-3B, 3 Flute (MPN 31500808)
OSG
OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-20 UNC, H3 / 2B-3B, 3 Flute (MPN 31500808)

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