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OSG Screw Thread Insert STI Tap: Spiral Point, 3/8"-24 UNF, H3 / 2B-3B, 3 Flute - Spiral-Point STI Taps for Aluminum
OSGSpiral-Point STI Taps for Aluminum

OSG Screw Thread Insert STI Tap: Spiral Point, 3/8"-24 UNF, H3 / 2B-3B, 3 Flute

The OSG Screw Thread Insert STI Tap: Spiral Point (MPN 1103601100) is a spiral-point STI tap for aluminum, with a 3/8"-24 UNF thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. 3G Electric interprets this…

SKU 3G-OTH-250422

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, 3/8"-24 UNF, H3 / 2B-3B, 3 Flute
Category
Spiral-Point STI Taps for Aluminum
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Technical Specifications

OSG
Manufacturer Part Number
1103601100
Type
H3 / 2B-3B, Plug Chamfer
Flute
3
UNF
3/8"-24

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

Product Description

The OSG Screw Thread Insert STI Tap: Spiral Point (MPN 1103601100) is a spiral-point STI tap for aluminum, with a 3/8"-24 UNF thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. 3G Electric interprets this demand and sources the genuine OSG product, backed by specialist expertise in cutting tools across 14 industrial departments.

Frequently Asked Questions

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

This OSG spiral-point STI tap is designed for cutting internal threads in aluminum and other non-ferrous materials before installing screw thread inserts. It is commonly used in aerospace, automotive, and general manufacturing applications where reliable thread repair or reinforcement is required.

What are the specifications of the OSG 1103601100 STI tap?

The OSG 1103601100 is a spiral-point STI tap with a 3/8"-24 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for tapping holes that will accept screw thread inserts, ensuring proper fit and thread strength in aluminum and similar materials.

Where to buy OSG STI taps in worldwide?

3G Electric supplies OSG STI taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on the OSG 1103601100 spiral-point STI tap for aluminum.

How to select the correct STI tap for aluminum?

Select an STI tap with the same thread size and pitch as the insert you plan to install. For aluminum, use a spiral-point design with a plug chamfer and H3 tolerance, like this OSG tap. Ensure the tap matches the required thread class (2B-3B) for proper insert seating.

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

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