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OSG M20x1.5 General Purpose Spiral-Flute Tap - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG M20x1.5 General Purpose Spiral-Flute Tap

The OSG Spiral Flute Tap (M20x1.5 Metric, MPN 2993401) is a general-purpose spiral-flute tap with a D6 / 4H-6H tolerance, 4 flutes, and a modified bottoming chamfer. 3G Electric interprets this demand and sources the…

SKU 3G-OTH-231202

Brand
OSG
Item
M20x1.5 General Purpose Spiral-Flute Tap
Category
General Purpose Spiral-Flute Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
2993401
Type
D6 / 4H-6H, Modified Bottoming Chamfer
Flute
4

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (M20x1.5 Metric, MPN 2993401) is a general-purpose spiral-flute tap with a D6 / 4H-6H tolerance, 4 flutes, and a modified bottoming chamfer. 3G Electric interprets this demand and sources the genuine OSG product, supporting your threading application with specialist expertise across 14 industrial departments.

Frequently Asked Questions

What is an OSG spiral flute tap used for?

An OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral flute design lifts chips upward, preventing clogging and ensuring clean threads. This M20x1.5 metric tap with a modified bottoming chamfer is ideal for general-purpose machining where chip evacuation is critical.

What are the specifications of the OSG spiral flute tap M20x1.5?

This OSG tap has a M20x1.5 metric thread, D6 / 4H-6H tolerance, 4 flutes, and a modified bottoming chamfer. The D6 / 4H-6H designation indicates a ground thread tap for precise thread classes. It is designed for blind hole threading and is suitable for general-purpose applications in industrial machining.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, handling logistics, customs, and delivery to your location. As a global industrial solutions provider, we source genuine OSG cutting tools like this M20x1.5 spiral flute tap. Contact us for availability and lead time on this and other OSG part numbers.

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

Select an OSG spiral flute tap based on thread size, pitch, and hole type. For blind holes, choose a modified bottoming chamfer like this M20x1.5 tap to thread close to the hole bottom. Match the D6 / 4H-6H tolerance to your required thread fit. Always use proper cutting fluid and speed for the workpiece material.

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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Cross-referenced by specification & description
Metric spiral-flute tap with M12x1.5 thread, D6 / 4H-6H tolerance class, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in ferrous and non-ferrous materials, with flute geometry that evacuates chips upward. Suitable for general-purpose tapping applications
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Metric spiral-flute tap with M12x1.5 thread, D6 / 4H-6H tolerance class, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in ferrous and non-ferrous materials, with flute geometry that evacuates chips upward. Suitable for general-purpose tapping applications
This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suited for general-purpose machining where chip evacuation is critical. Tolerance class 4H-6H provides a precision fit for general threading applications
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This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suited for general-purpose machining where chip evacuation is critical. Tolerance class 4H-6H provides a precision fit for general threading applications
OSG Spiral Flute Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute, Modified Bottoming Chamfer (MPN 2991008)
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OSG Spiral Flute Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute, Modified Bottoming Chamfer (MPN 2991008)
Spiral-flute tap with M6x1 metric thread, D5 / 4H-6H tolerance, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in ferrous and non-ferrous materials, the spiral flute lifts chips upward to prevent clogging
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Spiral-flute tap with M6x1 metric thread, D5 / 4H-6H tolerance, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in ferrous and non-ferrous materials, the spiral flute lifts chips upward to prevent clogging
General purpose spiral-flute tap for threading blind holes. Features 3 flutes for upward chip evacuation and a modified bottoming chamfer for threading close to hole bottoms. Tolerance class D6 / 4H-6H. Suitable for use in steel and stainless steel in automotive, aerospace, and general manufacturing applications
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General purpose spiral-flute tap for threading blind holes. Features 3 flutes for upward chip evacuation and a modified bottoming chamfer for threading close to hole bottoms. Tolerance class D6 / 4H-6H. Suitable for use in steel and stainless steel in automotive, aerospace, and general manufacturing applications
OSG Spiral Flute Tap: M24x1.5 Metric, D6 / 4H-6H, 4 Flute, Modified Bottoming Chamfer (MPN 2994201)
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OSG Spiral Flute Tap: M24x1.5 Metric, D6 / 4H-6H, 4 Flute, Modified Bottoming Chamfer (MPN 2994201)

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General purpose spiral-flute tap for threading blind holes in steel and non-ferrous materials. Features a bottoming chamfer for threading to the bottom of the hole, TiN-coated high-speed steel construction for reduced friction and extended tool life, and 3 flutes for efficient chip evacuation upward. Tolerance class 6H
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General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features 1 3/8"-12 UNF thread, 2B class fit, 4 flutes, and modified bottoming chamfer. Spiral flute design evacuates chips upward to prevent clogging
This OSG spiral-flute tap is designed for threading blind holes in general-purpose applications. The spiral flute geometry lifts chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suitable for threading close to the bottom of a hole. The H7 / 2B-3B tolerance provides accurate thread fit
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This OSG spiral-flute tap is designed for threading blind holes in general-purpose applications. The spiral flute geometry lifts chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suitable for threading close to the bottom of a hole. The H7 / 2B-3B tolerance provides accurate thread fit
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