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OSG Screw Thread Insert STI Tap: Spiral Point, 3/8"-24 UNF, H2 / 2B-3B, 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, 3/8"-24 UNF, H2 / 2B-3B, 3 Flute

The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, with a 3/8"-24 UNF thread, H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 30101501).

SKU 3G-OTH-265469

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, 3/8"-24 UNF, H2 / 2B-3B, 3 Flute
Category
Spiral-Point STI Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
30101501
Type
H2 / 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 is a spiral-point tap for steel and stainless steel, with a 3/8"-24 UNF thread, H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 30101501).

Frequently Asked Questions

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

The OSG Screw Thread Insert STI Tap is used to cut internal threads in steel and stainless steel for installing screw thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing where strong, replaceable threads are required in ferrous materials.

What are the specifications of the OSG STI Tap 30101501?

The OSG STI Tap has a 3/8"-24 UNF thread, H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a spiral-point design for through-hole tapping in steel and stainless steel. The manufacturer part number is 30101501.

Where to buy OSG STI Taps worldwide?

You can source OSG STI Taps 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 the OSG 30101501 tap.

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

Select an STI tap that matches the insert's thread size and pitch, such as 3/8"-24 UNF. Ensure the tap tolerance (e.g., H2 / 2B-3B) aligns with the required class of fit. For steel and stainless steel, use a spiral-point design with plug chamfer for through-hole applications.

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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