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OSG Spiral Point Tap: #4-40 UNC, H5 / 2B, 2 Flute, Plug Chamfer - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG Spiral Point Tap: #4-40 UNC, H5 / 2B, 2 Flute, Plug Chamfer

SKU 3G-OTH-223913

Brand
OSG
Item
Spiral Point Tap: #4-40 UNC, H5 / 2B, 2 Flute, Plug Chamfer
Category
Spiral-Point Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1759301
Type
H5 / 2B, Plug Chamfer, Black Oxide Coated Powdered Metal
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

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

This OSG spiral point tap is designed for threading through-holes in steel and stainless steel. Its plug chamfer and black oxide coated powdered metal construction provide durability and chip evacuation, making it suitable for production machining and maintenance applications across industrial sectors.

What are the specifications of the OSG 1759301 tap?

The OSG 1759301 is a #4-40 UNC spiral point tap with H5 / 2B tolerance, 2 flutes, plug chamfer, and black oxide coated powdered metal. It is designed for threading steel and stainless steel, offering reliable performance in through-hole applications.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 1759301 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this spiral point tap for steel and stainless steel threading.

How to select the right tap for steel and stainless steel?

For steel and stainless steel, choose a spiral point tap with a plug chamfer and black oxide coating, like the OSG #4-40 UNC. Ensure the tap size matches your hole thread specification (e.g., H5 / 2B) and that the flute count suits your material and chip evacuation needs.

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 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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