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OSG Screw Thread Insert STI Tap: Straight Fute, 1/4"-20 UNC, H2 / 2B-3B, 3 Flute - General Purpose STI Taps
OSGGeneral Purpose STI Taps

OSG Screw Thread Insert STI Tap: Straight Fute, 1/4"-20 UNC, H2 / 2B-3B, 3 Flute

The OSG Screw Thread Insert STI Tap (SKU 3G-OTH-262080, MPN 6013200) is a general-purpose STI tap with a straight flute design, sized 1/4"-20 UNC. It features a H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer…

SKU 3G-OTH-262080

Brand
OSG
Item
Screw Thread Insert STI Tap: Straight Fute, 1/4"-20 UNC, H2 / 2B-3B, 3 Flute
Category
General Purpose STI Taps
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Local availability & support

Delivery
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
6013200
Type
H2 / 2B-3B, Plug Chamfer
Flute
3
UNC
1/4"-20

Technical Documents

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

Product Description

The OSG Screw Thread Insert STI Tap (SKU 3G-OTH-262080, MPN 6013200) is a general-purpose STI tap with a straight flute design, sized 1/4"-20 UNC. It features a H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer, making it suitable for threading holes intended for screw thread inserts.

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 a workpiece before installing a helical wire thread insert. It is commonly applied in aerospace, automotive, and general manufacturing to repair or reinforce threads in softer materials like aluminum or cast iron.

What are the specifications of the OSG STI Tap 6013200?

The OSG STI Tap 6013200 is a straight flute, plug chamfer tap with 3 flutes. It cuts a 1/4"-20 UNC thread and is rated H2 / 2B-3B tolerance. This general-purpose tap is designed for use with screw thread inserts and is manufactured by OSG.

Where to buy OSG STI Tap 6013200 worldwide?

You can source the OSG STI Tap 6013200 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this OSG tap.

How to select the correct OSG STI tap for a thread insert?

To select the correct OSG STI tap, match the tap's thread size and pitch to the insert's specifications. For a 1/4"-20 UNC insert, use an STI tap with the same designation. Ensure the tap's tolerance class (e.g., H2 / 2B-3B) aligns with the required thread fit for your application.

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 general purpose sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
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OSG Screw Thread Insert STI Tap: Straight Fute, 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 6014400)
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OSG Screw Thread Insert STI Tap: Straight Fute, 3/8"-24 UNF, H3 / 2B-3B, 4 Flute, Plug Chamfer (MPN 6018600)

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