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OSG Screw Thread Insert STI Tap: Spiral Point, 1"-12 UNF, H6, 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, 1"-12 UNF, H6, 3 Flute

The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, specified as 1"-12 UNF with H6 tolerance, 3 flutes, and a plug chamfer (MPN 30104708). 3G Electric interprets this demand and…

SKU 3G-OTH-265386

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, 1"-12 UNF, H6, 3 Flute
Category
Spiral-Point STI Taps for Steel & Stainless Steel
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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
30104708
Type
H6, Plug Chamfer
Flute
3
UNF
1"-12

Technical Documents

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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 1"-12 UNF with H6 tolerance, 3 flutes, and a plug chamfer (MPN 30104708). 3G Electric interprets this demand and sources the genuine OSG tool, supporting your threading operations across 14 industrial departments with specialist depth in combustion, pumps, and controls.

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 screw thread inserts. It is ideal for aerospace, automotive, and industrial maintenance applications requiring strong, wear-resistant threads.

What are the specifications of the OSG STI Tap 30104708?

The OSG STI Tap 30104708 is a spiral-point tap with 1"-12 UNF thread, H6 tolerance, 3 flutes, and a plug chamfer. It is designed for threading steel and stainless steel to accept screw thread inserts.

Where to buy OSG STI Tap 30104708 worldwide?

3G Electric supplies the OSG STI Tap 30104708 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this tap to your facility, ensuring you get the right tool for your threading application.

How to select the correct STI tap for a repair job?

To select the correct STI tap, match the thread size and pitch (e.g., 1"-12 UNF) to the insert you will install. Use a plug chamfer for through holes and a bottoming chamfer for blind holes. OSG taps are designed for steel and stainless steel.

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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