We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

OSG Screw Thread Insert STI Tap: Spiral Point, 5/8"-11 UNC, H4 / 2B-3B, 4 Flute - Spiral-Point STI Taps for Multiple Materials
OSGSpiral-Point STI Taps for Multiple Materials

OSG Screw Thread Insert STI Tap: Spiral Point, 5/8"-11 UNC, H4 / 2B-3B, 4 Flute

The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as 5/8"-11 UNC with H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer (MPN 31402901). 3G Electric interprets this demand…

SKU 3G-OTH-284676

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, 5/8"-11 UNC, H4 / 2B-3B, 4 Flute
Category
Spiral-Point STI Taps for Multiple Materials
Available to Order
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Technical specs
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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
31402901
Type
H4 / 2B-3B, Plug Chamfer
Flute
4
UNC
5/8"-11

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 multiple materials, specified as 5/8"-11 UNC with H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer (MPN 31402901). 3G Electric interprets this demand and sources the genuine OSG part, backed by specialist expertise in cutting tools across 14 industrial departments.

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?

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

What are the specifications of the OSG 31402901 STI Tap?

The OSG 31402901 is a spiral-point STI tap with a 5/8"-11 UNC thread size, H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer. It is designed for threading multiple materials and is manufactured by OSG under MPN 31402901.

Where to buy OSG STI Taps worldwide?

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

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

Select an STI tap that matches the thread insert's size and pitch, such as 5/8"-11 UNC. Use a tap with H4 / 2B-3B tolerance for standard fit. OSG spiral-point taps are suitable for through-hole applications in multiple materials, reducing chip buildup.

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 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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