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OSG Extension Tap: M5.5x0.5 Metric, D3 / 4H-6H, 3 Flute, Plug Chamfer - Spiral-Point Extension Taps for Multiple Materials
OSGSpiral-Point Extension Taps for Multiple Materials

OSG Extension Tap: M5.5x0.5 Metric, D3 / 4H-6H, 3 Flute, Plug Chamfer

The OSG Extension Tap (M5.5x0.5 Metric) is a spiral-point extension tap for multiple materials, featuring a D3 / 4H-6H tolerance, plug chamfer, V coated powdered metal construction, and 3 flutes (MPN 1653002208).

SKU 3G-OTH-402414

Brand
OSG
Item
Extension Tap: M5.5x0.5 Metric, D3 / 4H-6H, 3 Flute, Plug Chamfer
Category
Spiral-Point Extension Taps for Multiple Materials
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Technical Specifications

OSG
Manufacturer Part Number
1653002208
Type
D3 / 4H-6H, Plug Chamfer, V Coated Powdered Metal
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Extension Tap (M5.5x0.5 Metric) is a spiral-point extension tap for multiple materials, featuring a D3 / 4H-6H tolerance, plug chamfer, V coated powdered metal construction, and 3 flutes (MPN 1653002208).

Frequently Asked Questions

What is the OSG Extension Tap M5.5x0.5 used for?

The OSG Extension Tap M5.5x0.5 is used for threading blind or deep holes in multiple materials, including steel, stainless steel, and aluminum. Its extended reach and spiral-point design push chips forward, making it ideal for through-hole applications in automotive, aerospace, and general manufacturing.

What are the specifications of the OSG Extension Tap M5.5x0.5?

The OSG Extension Tap has a metric thread size of M5.5 with a 0.5 mm pitch, a D3 / 4H-6H tolerance class, and a plug chamfer with 3 flutes. It features a V coating on powdered metal construction, with manufacturer part number 1653002208. This tap is designed for threading multiple materials.

Where to buy the OSG Extension Tap M5.5x0.5 worldwide?

You can source the OSG Extension Tap M5.5x0.5 through 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 supply genuine OSG tooling for your manufacturing needs.

How to select the correct OSG extension tap for your application?

To select the correct OSG extension tap, match the thread size (M5.5x0.5) and tolerance class (D3 / 4H-6H) to your workpiece material and hole depth. For blind holes, use a spiral-point tap like this one to push chips forward. Always verify the coating (V coated) suits your material to maximize tool life.

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-point 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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