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OSG Thread Forming Tap: 1/4"-20 UNC, H6 / 2B-3B, Modified Bottoming Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: 1/4"-20 UNC, H6 / 2B-3B, Modified Bottoming Chamfer

The OSG Thread Forming Tap (1/4"-20 UNC, MPN 1400126408) is a general-purpose thread-forming tap with a modified bottoming chamfer and TiCN-coated cobalt construction. It is specified as H6 / 2B-3B class of fit…

SKU 3G-OTH-236236

Brand
OSG
Item
Thread Forming Tap: 1/4"-20 UNC, H6 / 2B-3B, Modified Bottoming Chamfer
Category
General Purpose Thread-Forming Taps
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Technical Specifications

OSG
Manufacturer Part Number
1400126408
Type
H6 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt

Technical Documents

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

Product Description

The OSG Thread Forming Tap (1/4"-20 UNC, MPN 1400126408) is a general-purpose thread-forming tap with a modified bottoming chamfer and TiCN-coated cobalt construction. It is specified as H6 / 2B-3B class of fit, designed for forming internal threads in a range of materials without generating chips.

Frequently Asked Questions

What is OSG thread forming tap 1/4-20 UNC used for?

This OSG thread forming tap creates internal threads in ductile materials like aluminum, brass, and low-carbon steel without cutting chips. It is ideal for CNC and manual tapping applications requiring strong, burr-free threads in through or blind holes.

What are the specifications of OSG thread forming tap 1/4-20 UNC?

This OSG tap has a 1/4-20 UNC thread size, H6 / 2B-3B tolerance class, modified bottoming chamfer, and TiCN coated cobalt construction. The manufacturer part number is 1400126408. It is designed for general purpose thread forming in a range of materials.

Where to buy OSG thread forming tap 1/4-20 UNC worldwide?

3G Electric supplies and delivers OSG thread forming taps worldwide. We handle full logistics and customs clearance to ensure your order arrives at your facility. Contact us for availability and lead time on this and other OSG tooling.

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

Select based on thread size, material, and hole type. For blind holes, use a modified bottoming chamfer like this OSG tap. TiCN coating suits abrasive materials. Always match the tap tolerance (H6 / 2B-3B) to your required thread class for proper fit.

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 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
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OSG Thread Forming Tap: 1/4"-20 UNC, H5 / 2B-3B, Modified Bottoming Chamfer, Cobalt (MPN 1400126300)
OSG Thread Forming Tap: 1/4"-20 UNC, H5 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400126308)
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OSG Thread Forming Tap: 1/4"-20 UNC, H5 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400126308)

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