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OSG Extension Tap: M3x0.5 Metric, D3 / 4H-6H, 3 Flute - Spiral-Flute Extension Taps for Multiple Materials
OSGSpiral-Flute Extension Taps for Multiple Materials

OSG Extension Tap: M3x0.5 Metric, D3 / 4H-6H, 3 Flute

The OSG Extension Tap is a spiral-flute tap for multiple materials, with M3x0.5 Metric threading, a D3 / 4H-6H tolerance class, 3 flutes, and a modified bottoming chamfer (MPN 1652001308).

SKU 3G-OTH-311742

Brand
OSG
Item
Extension Tap: M3x0.5 Metric, D3 / 4H-6H, 3 Flute
Category
Spiral-Flute Extension Taps for Multiple Materials
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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
1652001308
Type
D3 / 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 Extension Tap is a spiral-flute tap for multiple materials, with M3x0.5 Metric threading, a D3 / 4H-6H tolerance class, 3 flutes, and a modified bottoming chamfer (MPN 1652001308).

Frequently Asked Questions

What is the OSG Extension Tap M3x0.5 used for?

The OSG Extension Tap M3x0.5 is used for threading blind or deep holes in multiple materials, including steel, stainless steel, and aluminum. Its modified bottoming chamfer and spiral-flute design efficiently evacuate chips, making it ideal for automotive, aerospace, and general manufacturing applications where precise internal threads are required.

What are the specifications of the OSG Extension Tap M3x0.5?

The OSG Extension Tap has a metric thread size of M3x0.5, with a D3 / 4H-6H tolerance class. It features 3 flutes and a modified bottoming chamfer. The manufacturer part number is 1652001308. This spiral-flute extension tap is designed for threading multiple materials and is available from 3G Electric.

Where to buy the OSG Extension Tap M3x0.5 worldwide?

You can source the OSG Extension Tap M3x0.5 (MPN 1652001308) from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide reliable sourcing for this OSG tap.

How to select the correct OSG Extension Tap for deep hole threading?

To select the correct OSG extension tap, match the thread size (e.g., M3x0.5) and tolerance class (D3 / 4H-6H) to your application. For deep or blind holes, choose a modified bottoming chamfer and spiral-flute design for chip evacuation. Ensure the tap length reaches the required depth. 3G Electric can help source the right OSG tap for your needs.

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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Spiral-flute extension tap for threading blind or deep holes in multiple materials. Features a modified bottoming chamfer for threading close to hole bottom. Thread size M3.5x0.6, tolerance class D3 / 4H-6H, 3 flutes. Suitable for general manufacturing applications
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Spiral-flute extension tap for threading blind or deep holes in multiple materials. Features a modified bottoming chamfer for threading close to hole bottom. Thread size M3.5x0.6, tolerance class D3 / 4H-6H, 3 flutes. Suitable for general manufacturing applications
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Spiral-flute extension tap for threading blind or deep holes in multiple materials. Features a D3 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer for threading close to the hole bottom. The spiral-flute design evacuates chips upward to prevent clogging
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Spiral-flute extension tap for threading blind or deep holes in multiple materials. Features a D3 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer for threading close to the hole bottom. The spiral-flute design evacuates chips upward to prevent clogging
Spiral-flute extension tap for threading blind or deep holes in multiple materials. Features a modified bottoming chamfer and 3 flutes for effective chip evacuation. Tolerance class D3 / 4H-6H. Suitable for general machining applications requiring extended reach
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Spiral-flute extension tap for threading blind or deep holes in multiple materials. Features a modified bottoming chamfer and 3 flutes for effective chip evacuation. Tolerance class D3 / 4H-6H. Suitable for general machining applications requiring extended reach
OSG Extension Tap: M5x0.5 Metric, D3 / 4H-6H, 3 Flute, Modified Bottoming Chamfer (MPN 1652002008)
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