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OSG Spiral-Flute Tap M4x0.7 D4 4H-6H Modified Bottoming Chamfer 3-Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral-Flute Tap M4x0.7 D4 4H-6H Modified Bottoming Chamfer 3-Flute

The OSG Spiral Flute Tap (M4x0.7 Metric, MPN 1755401) is a D4 / 4H-6H, 3-flute tap with a modified bottoming chamfer, designed for threading steel and stainless steel. 3G Electric interprets demand and sources this…

SKU 3G-OTH-217946

Brand
OSG
Item
Spiral-Flute Tap M4x0.7 D4 4H-6H Modified Bottoming Chamfer 3-Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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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
1755401
Type
D4 / 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 (M4x0.7 Metric, MPN 1755401) is a D4 / 4H-6H, 3-flute tap with a modified bottoming chamfer, designed for threading steel and stainless steel. 3G Electric interprets demand and sources this genuine OSG tool across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is OSG spiral flute tap M4x0.7 used for?

The OSG spiral flute tap M4x0.7 is designed for threading blind holes in steel and stainless steel. Its spiral flute design lifts chips upward, preventing clogging in deep or blind holes. It is commonly used in automotive, aerospace, and general manufacturing applications requiring precise metric threads.

What are the specifications of OSG spiral flute tap M4x0.7?

The OSG spiral flute tap has a metric thread size of M4x0.7, with a D4 / 4H-6H tolerance class. It features 3 flutes and a modified bottoming chamfer for threading close to the bottom of blind holes. The manufacturer part number is 1755401.

Where to buy OSG spiral flute tap M4x0.7 worldwide?

You can source the OSG spiral flute tap M4x0.7 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.

How to select the right OSG spiral flute tap for steel?

For threading steel, select an OSG spiral flute tap with the correct thread size, pitch, and tolerance class, such as M4x0.7 with D4 / 4H-6H. Ensure the tap has a modified bottoming chamfer for blind holes. Use appropriate cutting fluid and machine speed for optimal thread quality and 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-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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OSG Spiral Flute Tap: M4x0.7 Metric, D4 / 4H-6H, 3 Flute, Modified Bottoming Chamfer (MPN 1755408)
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Spiral-flute tap for threading blind holes in steel and stainless steel. M4x0.7 metric thread, D4 / 4H-6H tolerance class, 3 flutes, modified bottoming chamfer. Lifts chips upward to prevent clogging in deep holes
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Metric spiral-flute tap with M5x0.8 thread, D4 / 4H-6H tolerance class, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute lifts chips upward to prevent clogging
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Metric spiral-flute tap with M5x0.8 thread, D4 / 4H-6H tolerance class, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute lifts chips upward to prevent clogging
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a modified bottoming chamfer and 3 flutes to evacuate chips upward, preventing clogging. Metric thread size M5x0.8 with tolerance class D4 / 4H-6H
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Spiral-flute tap for threading blind holes in steel and stainless steel. Features a modified bottoming chamfer and 3 flutes to evacuate chips upward, preventing clogging. Metric thread size M5x0.8 with tolerance class D4 / 4H-6H

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This OSG spiral-flute tap is designed for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it allows threads to be cut close to the bottom of the hole. Specifications: M16x1.5 metric thread, D6 / 4H-6H tolerance, 3 flutes
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