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OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute

OSG General Purpose Spiral-Point Taps.

SKU 3G-OTH-214643

Brand
OSG
Item
Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute
Category
General Purpose Spiral-Point Taps
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
2806408

Technical Documents

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

Product Description

OSG General Purpose Spiral-Point Taps.

Frequently Asked Questions

What is OSG spiral point tap #4-40 UNC used for?

OSG spiral point taps are designed for through-hole threading in production environments. The #4-40 UNC size is common in precision machining, automotive, and aerospace applications where fast, chip-free threading is required.

What are the specifications of OSG spiral point tap 2806408?

The OSG spiral point tap MPN 2806408 is a #4-40 UNC, H2 / 2B-3B tolerance, 2-flute plug chamfer tap. It is designed for general-purpose through-hole threading in ferrous and non-ferrous materials.

Where to buy OSG spiral point tap #4-40 UNC worldwide?

3G Electric supplies OSG spiral point taps worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this #4-40 UNC tap.

How to select the correct spiral point tap for #4-40 UNC threads?

Select a spiral point tap with the correct thread size (#4-40 UNC), chamfer type (plug for general use), and tolerance class (H2 for 2B-3B fit). OSG taps are a reliable choice for consistent thread quality in production runs.

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

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