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OSG Spiral Flute Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute

The OSG Spiral Flute Tap (M6x1 Metric, MPN 2991001) is a general-purpose spiral-flute tap with a D5 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer. This OSG tap is designed for threading applications…

SKU 3G-OTH-230311

Brand
OSG
Item
Spiral Flute Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2991001
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 (M6x1 Metric, MPN 2991001) is a general-purpose spiral-flute tap with a D5 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer. This OSG tap is designed for threading applications requiring precise metric thread formation.

Frequently Asked Questions

What is the OSG spiral flute tap M6x1 used for?

The OSG spiral flute tap M6x1 is used for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design lifts chips upward, preventing clogging, making it ideal for production tapping in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap M6x1?

The OSG spiral flute tap has an M6x1 metric thread, D5 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer. The manufacturer part number is 2991001. It is designed for general-purpose threading of blind holes in a variety of materials.

Where to buy OSG spiral flute taps worldwide?

You can source OSG spiral flute 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 this item.

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 tap size matches the required thread (e.g., M6x1) and tolerance class (e.g., D5 / 4H-6H) for your material and application.

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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