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OSG Thread Forming Tap: 1/4"-20 UNC, H7 / 2B-3B, Modified Bottoming Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: 1/4"-20 UNC, H7 / 2B-3B, Modified Bottoming Chamfer

SKU 3G-OTH-238319

Brand
OSG
Item
Thread Forming Tap: 1/4"-20 UNC, H7 / 2B-3B, Modified Bottoming Chamfer
Category
General Purpose Thread-Forming Taps
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Technical Specifications

OSG
Manufacturer Part Number
1400126500
Type
H7 / 2B-3B, Modified Bottoming Chamfer, Cobalt
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

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

OSG thread forming tap 1/4"-20 UNC is used to create internal threads in ductile materials like aluminum, steel, and stainless steel without cutting chips. It is ideal for high-speed production in automotive, aerospace, and general manufacturing applications.

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

This OSG thread forming tap has a 1/4"-20 UNC thread size, H7 / 2B-3B tolerance class, modified bottoming chamfer, and is made of cobalt for heat resistance. The manufacturer part number is 1400126500.

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, customs clearance, and delivery to your facility. Contact us for availability and lead time on this 1/4"-20 UNC cobalt tap.

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

Select an OSG thread forming tap based on material hardness and thread tolerance. For aluminum or mild steel, use a standard H7 tolerance tap like this 1/4"-20 UNC. For harder materials, choose cobalt or carbide taps. Always match chamfer type to hole depth.

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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