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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 2991000) is a general-purpose spiral-flute tap with a D5 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric sources this and other precision…

SKU 3G-OTH-231097

Brand
OSG
Item
Spiral Flute Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute
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
2991000
Type
D5 / 4H-6H, Modified Bottoming Chamfer
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (M6x1 Metric, MPN 2991000) is a general-purpose spiral-flute tap with a D5 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric sources this and other precision threading tools across 14 industrial departments, with specialist expertise in combustion, pumps, and controls to ensure you get the right solution.

Frequently Asked Questions

What is OSG spiral flute tap M6x1 used for?

The OSG spiral flute tap M6x1 is used for threading blind holes in metals, where chips must be evacuated upward. Its 3-flute design and modified bottoming chamfer allow threading close to the hole bottom, common in automotive and general machining applications.

What are the specifications of OSG 2991000 tap?

The OSG 2991000 is a spiral flute tap with M6x1 metric thread, D5 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for general purpose threading of blind holes in ferrous and non-ferrous materials.

Where to buy OSG 2991000 tap in worldwide?

3G Electric supplies the OSG 2991000 spiral flute tap to worldwide customers. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine OSG tooling for your threading operations.

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

For blind holes, choose a spiral flute tap with a modified bottoming chamfer, like the OSG M6x1 D5 / 4H-6H. Ensure the tap's flute count and helix angle match the material; 3 flutes suit general steels. Always match thread tolerance to your application requirements.

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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