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OSG Spiral Point Tap: 1/2"-20 UNF, H9 / 2B, 3 Flute, Plug Chamfer - Spiral-Point Taps for Aerospace Materials
OSGSpiral-Point Taps for Aerospace Materials

OSG Spiral Point Tap: 1/2"-20 UNF, H9 / 2B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (1/2"-20 UNF, MPN 1101505405) is a TiN-coated cobalt tap with a plug chamfer, H9/2B tolerance, and 3-flute design, engineered for threading aerospace materials. 3G Electric interprets demand…

SKU 3G-OTH-232155

Brand
OSG
Item
Spiral Point Tap: 1/2"-20 UNF, H9 / 2B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Aerospace Materials
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1101505405
Type
H9 / 2B, Plug Chamfer, TiN Coated Cobalt
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Point Tap (1/2"-20 UNF, MPN 1101505405) is a TiN-coated cobalt tap with a plug chamfer, H9/2B tolerance, and 3-flute design, engineered for threading aerospace materials. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments—including machining, electrical, and power transmission—with specialist depth in combustion, pumps, and controls as an authorized distributor.

Frequently Asked Questions

What is the OSG spiral point tap 1/2-20 UNF used for?

This OSG spiral point tap is designed for threading aerospace materials. Its TiN-coated cobalt construction and plug chamfer make it suitable for through-hole tapping in high-strength alloys, providing efficient chip evacuation and extended tool life in demanding industrial applications.

What are the specifications of the OSG 1101505405 tap?

The OSG 1101505405 is a spiral point tap with 1/2-20 UNF thread, H9 / 2B tolerance, 3 flutes, plug chamfer, and TiN-coated cobalt. It is designed for aerospace materials and is manufactured by OSG. These specs ensure precise threading in hard-to-machine alloys.

Where to buy OSG taps in worldwide?

You can source the OSG 1101505405 tap through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this aerospace-grade spiral point tap.

How to select the right OSG tap for aerospace materials?

Select an OSG tap like the 1101505405 with TiN coating and cobalt substrate for aerospace alloys. Ensure thread size (1/2-20 UNF), tolerance (H9 / 2B), and chamfer type (plug) match your application. Spiral point design is ideal for through holes, pushing chips forward for clean threads.

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

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Cross-referenced by specification & description
OSG Spiral Point Tap: 7/16"-20 UNF, H9 / 2B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101504805)
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OSG Spiral Point Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101504905)
OSG Spiral Point Tap: 5/16"-24 UNF, H9 / 2B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101503405)
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OSG Spiral Point Tap: 5/16"-24 UNF, H9 / 2B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101503405)

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