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OSG Spiral Flute Tap: M12x1.25 Metric, D5 / 4H-6H, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: M12x1.25 Metric, D5 / 4H-6H, 3 Flute

The OSG Spiral Flute Tap is a general-purpose spiral-flute tap in M12x1.25 Metric, featuring a D5 / 4H-6H tolerance and a modified bottoming chamfer. It has 3 flutes and is identified by manufacturer part number 2992101.

SKU 3G-OTH-230248

Brand
OSG
Item
Spiral Flute Tap: M12x1.25 Metric, D5 / 4H-6H, 3 Flute
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2992101
Type
D5 / 4H-6H, Modified Bottoming Chamfer
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap is a general-purpose spiral-flute tap in M12x1.25 Metric, featuring a D5 / 4H-6H tolerance and a modified bottoming chamfer. It has 3 flutes and is identified by manufacturer part number 2992101.

Frequently Asked Questions

What is the OSG spiral flute tap M12x1.25 used for?

This OSG spiral flute tap is used for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, making it ideal for deep or blind-hole tapping in general machining, automotive, and industrial applications.

What are the specifications of the OSG spiral flute tap 2992101?

The OSG spiral flute tap has a metric M12x1.25 thread size, D5 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for general purpose threading and is identified by manufacturer part number 2992101.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG spiral flute tap 2992101.

How to select the correct OSG spiral flute tap for blind holes?

Select an OSG spiral flute tap with a modified bottoming chamfer for blind holes, as it allows threading close to the hole bottom. Ensure the thread size (M12x1.25) and tolerance class (D5 / 4H-6H) match your application. Use proper cutting fluid and machine speed for best results.

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

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