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OSG 31501701 Spiral-Flute STI Tap, 7/16"-14 UNC, H4 / 2B-3B, 3 Flute - Spiral-Flute STI Taps for Multiple Materials
OSGSpiral-Flute STI Taps for Multiple Materials

OSG 31501701 Spiral-Flute STI Tap, 7/16"-14 UNC, H4 / 2B-3B, 3 Flute

OSG Spiral-Flute STI Taps for Multiple Materials.

SKU 3G-OTH-281146

Brand
OSG
Item
31501701 Spiral-Flute STI Tap, 7/16"-14 UNC, H4 / 2B-3B, 3 Flute
Category
Spiral-Flute STI Taps for Multiple Materials
Available to Order
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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
31501701

Technical Documents

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

Product Description

OSG Spiral-Flute STI Taps for Multiple Materials.

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-flute STI tap is designed for cutting internal threads in multiple materials before installing screw thread inserts. It is commonly used in automotive, aerospace, and general manufacturing applications where thread repair or reinforcement is required.

What are the specifications of the OSG 31501701 STI Tap?

The OSG 31501701 is a spiral-flute STI tap with a 7/16"-14 UNC thread size, H4 / 2B-3B tolerance, and 3 flutes. It is designed for multiple materials and is manufactured by OSG. 3G Electric supplies this tap globally.

Where to buy OSG STI Tap 31501701 worldwide?

You can source the OSG 31501701 STI tap through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tool for your thread insert application.

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

Select an STI tap based on the thread size and pitch of the insert, such as 7/16"-14 UNC. The tap tolerance (e.g., H4 / 2B-3B) must match the required thread class. OSG spiral-flute taps are suitable for multiple materials and help evacuate chips during threading.

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
This spiral-flute STI tap is designed for cutting internal threads in multiple materials prior to installing screw thread inserts. With a 7/16"-14 UNC thread size, H4 / 2B-3B tolerance, and 3 flutes, it is suitable for thread repair or reinforcement in general manufacturing applications
OSG
This spiral-flute STI tap is designed for cutting internal threads in multiple materials prior to installing screw thread inserts. With a 7/16"-14 UNC thread size, H4 / 2B-3B tolerance, and 3 flutes, it is suitable for thread repair or reinforcement in general manufacturing applications
This spiral-flute STI tap is designed for cutting internal threads in multiple materials prior to installing screw thread inserts. It features a 7/16"-14 UNC thread size, H3 / 2B-3B tolerance, and 3 flutes for efficient chip evacuation. Commonly used in applications requiring thread reinforcement or repair
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This spiral-flute STI tap is designed for cutting internal threads in multiple materials prior to installing screw thread inserts. It features a 7/16"-14 UNC thread size, H3 / 2B-3B tolerance, and 3 flutes for efficient chip evacuation. Commonly used in applications requiring thread reinforcement or repair
Spiral-flute tap designed for cutting internal threads in multiple materials to accept screw thread inserts. Size 5/16"-18 UNC with thread tolerance H4 / 2B-3B and 3 flutes. Suitable for applications requiring strong threads in softer base materials
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Spiral-flute tap designed for cutting internal threads in multiple materials to accept screw thread inserts. Size 5/16"-18 UNC with thread tolerance H4 / 2B-3B and 3 flutes. Suitable for applications requiring strong threads in softer base materials
This spiral-flute STI tap is designed for cutting internal threads in multiple materials to accept screw thread inserts. It features a 7/16"-14 UNC thread size with H3 / 2B-3B tolerance and 3 flutes. Suitable for applications requiring strong threads in softer base materials, such as in general manufacturing
OSG
This spiral-flute STI tap is designed for cutting internal threads in multiple materials to accept screw thread inserts. It features a 7/16"-14 UNC thread size with H3 / 2B-3B tolerance and 3 flutes. Suitable for applications requiring strong threads in softer base materials, such as in general manufacturing
Spiral-flute STI tap for cutting internal threads in multiple materials to accept screw thread inserts. Designed for blind-hole threading with efficient chip evacuation. Thread size 3/8"-16 UNC, thread limit H4 / 2B-3B, 3 flutes
OSG
Spiral-flute STI tap for cutting internal threads in multiple materials to accept screw thread inserts. Designed for blind-hole threading with efficient chip evacuation. Thread size 3/8"-16 UNC, thread limit H4 / 2B-3B, 3 flutes
Spiral-flute STI tap for cutting internal threads in multiple materials to accept screw thread inserts. Thread size 5/16"-18 UNC with H4 / 2B-3B tolerance and 3 flutes. Used in applications requiring strong threads in softer base materials, such as automotive and general manufacturing
OSG
Spiral-flute STI tap for cutting internal threads in multiple materials to accept screw thread inserts. Thread size 5/16"-18 UNC with H4 / 2B-3B tolerance and 3 flutes. Used in applications requiring strong threads in softer base materials, such as automotive and general manufacturing

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Spiral-flute STI tap for cutting internal threads in multiple materials to accept helical wire thread inserts. Features #10-32 UNF thread size, H2 / 2B-3B tolerance, and 3-flute design. Suitable for applications requiring thread repair or reinforcement in aluminum, steel, and cast iron
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