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OSG Extension Tap: M3x0.35 Metric, D3 / 4H-6H, 3 Flute - Spiral-Flute Extension Taps for Multiple Materials
OSGSpiral-Flute Extension Taps for Multiple Materials

OSG Extension Tap: M3x0.35 Metric, D3 / 4H-6H, 3 Flute

The OSG Extension Tap (M3x0.35 Metric) is a spiral-flute tap with a D3 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer (MPN 1652001208). Designed for threading multiple materials, it is supplied as a…

SKU 3G-OTH-311727

Brand
OSG
Item
Extension Tap: M3x0.35 Metric, D3 / 4H-6H, 3 Flute
Category
Spiral-Flute Extension Taps for Multiple Materials
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Technical Specifications

OSG
Manufacturer Part Number
1652001208
Type
D3 / 4H-6H, Modified Bottoming Chamfer
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Extension Tap (M3x0.35 Metric) is a spiral-flute tap with a D3 / 4H-6H tolerance, 3 flutes, and a modified bottoming chamfer (MPN 1652001208). Designed for threading multiple materials, it is supplied as a precision cutting tool for metric applications.

Frequently Asked Questions

What is the OSG Extension Tap M3x0.35 used for?

The OSG Extension Tap M3x0.35 is used for threading blind holes in multiple materials, including steel and aluminum. Its spiral-flute design evacuates chips upward, making it ideal for deep-hole tapping. The modified bottoming chamfer allows threading close to the bottom of the hole.

What are the specifications of the OSG Extension Tap M3x0.35?

This OSG tap has a metric thread size of M3x0.35, a D3 / 4H-6H tolerance class, and a modified bottoming chamfer. It features 3 spiral flutes for chip evacuation. The manufacturer part number is 1652001208, and it is designed for multiple materials.

Where to buy the OSG Extension Tap M3x0.35 worldwide?

You can source the OSG Extension Tap M3x0.35 worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG extension tap for deep-hole threading?

Select an OSG extension tap based on thread size, material, and hole depth. For blind holes, choose a modified bottoming chamfer like this M3x0.35 tap. Ensure the tap's flute design matches chip evacuation needs—spiral flutes for upward chip flow. Always match the tap tolerance to your thread class requirement.

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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