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OSG Thread Forming Tap: 1/2"-20 UNF, H11, Plug Chamfer, Black Oxide Cobalt (MPN 1400146101) - Oversized Thread-Forming Taps
OSGOversized Thread-Forming Taps

OSG Thread Forming Tap: 1/2"-20 UNF, H11, Plug Chamfer, Black Oxide Cobalt (MPN 1400146101)

OSG Oversized Thread-Forming Taps.

SKU 3G-OTH-281757

Brand
OSG
Item
Thread Forming Tap: 1/2"-20 UNF, H11, Plug Chamfer, Black Oxide Cobalt
Category
Oversized Thread-Forming Taps
Available to Order
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Worldwide Shipping
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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
1400146101

Technical Documents

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

Product Description

OSG Oversized Thread-Forming Taps.

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 an OSG thread forming tap used for?

An OSG thread forming tap creates internal threads by displacing material rather than cutting it, producing stronger, burr-free threads in ductile materials like aluminum and steel. This 1/2"-20 UNF plug chamfer tap is ideal for high-production CNC machining and automotive applications.

What are the specifications of the OSG 1/2"-20 UNF thread forming tap?

This OSG tap has a 1/2"-20 UNF thread size, H11 tolerance, plug chamfer, and black oxide cobalt finish. The manufacturer part number is 1400146101. It is designed for forming threads in materials up to 850 °C hardness, with a 24 VDC compatible coating for extended tool life.

Where to buy OSG thread forming taps worldwide?

3G Electric supplies OSG thread forming taps like the 1/2"-20 UNF model (MPN 1400146101) to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision threading tool.

How to select the right OSG thread forming tap for my application?

Select an OSG thread forming tap based on thread size (e.g., 1/2"-20 UNF), material hardness, and chamfer type. Plug chamfer taps suit through holes, while bottoming chamfer works for blind holes. For ductile materials like aluminum, use cobalt or HSS-E taps with black oxide coating for reduced friction.

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 oversized thread-forming taps. 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
This oversized thread-forming tap from OSG is designed for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. With a 1/2"-20 UNF thread size, H11 tolerance, and plug chamfer, it is suitable for both through and blind holes. The cobalt high-speed steel construction provides wear resistance for forming threads without generating chips
OSG
This oversized thread-forming tap from OSG is designed for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. With a 1/2"-20 UNF thread size, H11 tolerance, and plug chamfer, it is suitable for both through and blind holes. The cobalt high-speed steel construction provides wear resistance for forming threads without generating chips
OSG Thread Forming Tap: 9/16"-18 UNF, H11 / 2B, Plug Chamfer, Black Oxide Cobalt (MPN 1400149701)
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OSG Thread Forming Tap: 9/16"-18 UNF, H11 / 2B, Plug Chamfer, Black Oxide Cobalt (MPN 1400149701)
OSG Thread Forming Tap: 9/16"-12 UNC, H11 / 2B, Plug Chamfer, Black Oxide Cobalt (MPN 1400147901)
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OSG Thread Forming Tap: 9/16"-12 UNC, H11 / 2B, Plug Chamfer, Black Oxide Cobalt (MPN 1400147901)
OSG Thread Forming Tap: 7/16"-20 UNF, H11, Plug Chamfer, Black Oxide Cobalt (MPN 1400142501)
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OSG Thread Forming Tap: 7/16"-20 UNF, H11, Plug Chamfer, Black Oxide Cobalt (MPN 1400142501)
This oversized thread-forming tap from OSG creates internal threads by displacing material, producing strong, burr-free threads without chips. It features a 1/2"-13 UNC thread size, H11 tolerance for 2B class fit, plug chamfer, and black oxide cobalt construction. Suitable for through-hole or blind-hole thread forming in ductile materials such as aluminum, brass, and low-carbon steel
OSG
This oversized thread-forming tap from OSG creates internal threads by displacing material, producing strong, burr-free threads without chips. It features a 1/2"-13 UNC thread size, H11 tolerance for 2B class fit, plug chamfer, and black oxide cobalt construction. Suitable for through-hole or blind-hole thread forming in ductile materials such as aluminum, brass, and low-carbon steel
This oversized thread-forming tap creates internal threads by displacing material, producing strong, burr-free threads without chips. It features a 1/2"-20 UNF thread size, H11 tolerance, plug chamfer, and TiCN coating on cobalt steel. Suitable for ductile materials such as aluminum, brass, and low-carbon steel
OSG
This oversized thread-forming tap creates internal threads by displacing material, producing strong, burr-free threads without chips. It features a 1/2"-20 UNF thread size, H11 tolerance, plug chamfer, and TiCN coating on cobalt steel. Suitable for ductile materials such as aluminum, brass, and low-carbon steel

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This oversized thread-forming tap is designed for forming internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It features a plug chamfer for versatile through-hole and blind-hole threading. The black oxide cobalt finish provides wear resistance. Thread size: 3/4"-10 UNC, tolerance class H11 / 2B-3B
OSG
This oversized thread-forming tap is designed for forming internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It features a plug chamfer for versatile through-hole and blind-hole threading. The black oxide cobalt finish provides wear resistance. Thread size: 3/4"-10 UNC, tolerance class H11 / 2B-3B
This OSG oversized thread-forming tap creates internal threads by displacing material rather than cutting, producing stronger, burr-free threads. It features a 1/2"-13 UNC thread size, H12 / 2B tolerance, plug chamfer, and black oxide cobalt finish. Suitable for ductile materials such as aluminum, brass, and low-carbon steel in general manufacturing applications
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This OSG oversized thread-forming tap creates internal threads by displacing material rather than cutting, producing stronger, burr-free threads. It features a 1/2"-13 UNC thread size, H12 / 2B tolerance, plug chamfer, and black oxide cobalt finish. Suitable for ductile materials such as aluminum, brass, and low-carbon steel in general manufacturing applications
This OSG thread-forming tap creates internal threads by displacing material, producing stronger, burr-free threads in ductile materials. It features a 1/2"-20 UNF thread size, H12 tolerance, modified bottoming chamfer, and is made from cobalt high-speed steel. Suitable for applications such as automotive, aerospace, and general manufacturing where precise dimensional control is required
OSG
This OSG thread-forming tap creates internal threads by displacing material, producing stronger, burr-free threads in ductile materials. It features a 1/2"-20 UNF thread size, H12 tolerance, modified bottoming chamfer, and is made from cobalt high-speed steel. Suitable for applications such as automotive, aerospace, and general manufacturing where precise dimensional control is required
This OSG oversized thread-forming tap is designed for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It features a modified bottoming chamfer and is made from cobalt for enhanced wear resistance. The tap is specified as H12 / 2B tolerance class and is suitable for applications requiring strong, burr-free threads
OSG
This OSG oversized thread-forming tap is designed for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It features a modified bottoming chamfer and is made from cobalt for enhanced wear resistance. The tap is specified as H12 / 2B tolerance class and is suitable for applications requiring strong, burr-free threads
This oversized thread-forming tap creates internal threads by displacing material, producing stronger, burr-free threads in ductile materials. It features a 5/8"-18 UNF thread size, H12 / 2B tolerance, plug chamfer, and TiCN coating on cobalt steel. Suitable for applications requiring precise thread forming in industrial environments
OSG
This oversized thread-forming tap creates internal threads by displacing material, producing stronger, burr-free threads in ductile materials. It features a 5/8"-18 UNF thread size, H12 / 2B tolerance, plug chamfer, and TiCN coating on cobalt steel. Suitable for applications requiring precise thread forming in industrial environments
This oversized thread-forming tap is designed for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It features a #6-32 UNC thread size, H11 tolerance, modified bottoming chamfer, and TiCN coating on cobalt steel. Suitable for both through-hole and blind-hole applications in CNC and manual tapping operations
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This oversized thread-forming tap is designed for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It features a #6-32 UNC thread size, H11 tolerance, modified bottoming chamfer, and TiCN coating on cobalt steel. Suitable for both through-hole and blind-hole applications in CNC and manual tapping operations
This oversized thread-forming tap creates internal threads by displacing material, suitable for ductile materials such as aluminum, brass, and low-carbon steel. It features a 5/8"-18 UNF thread size, H12 / 2B class of fit, plug chamfer, and black oxide cobalt finish
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This oversized thread-forming tap creates internal threads by displacing material, suitable for ductile materials such as aluminum, brass, and low-carbon steel. It features a 5/8"-18 UNF thread size, H12 / 2B class of fit, plug chamfer, and black oxide cobalt finish
Thread-forming tap for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. Features a 3/8"-24 UNF thread size, H12 tolerance, plug chamfer, and TiCN coating on cobalt steel. Suitable for blind or through holes in automotive, aerospace, and general manufacturing applications
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Thread-forming tap for creating internal threads in ductile materials such as aluminum, brass, and low-carbon steel. Features a 3/8"-24 UNF thread size, H12 tolerance, plug chamfer, and TiCN coating on cobalt steel. Suitable for blind or through holes in automotive, aerospace, and general manufacturing applications