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OSG Spiral-Flute Tap M8x1.25 D5 4H-6H 3-Flute Modified Bottoming Chamfer 1705901 - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral-Flute Tap M8x1.25 D5 4H-6H 3-Flute Modified Bottoming Chamfer 1705901

The OSG Spiral Flute Tap (M8x1.25 Metric, MPN 1705901) is a D5 / 4H-6H, 3-flute, modified bottoming chamfer tap designed for steel and stainless steel.

SKU 3G-OTH-217963

Brand
OSG
Item
Spiral-Flute Tap M8x1.25 D5 4H-6H 3-Flute Modified Bottoming Chamfer 1705901
Part Number
1705901
Category
Spiral-Flute Taps for Steel & Stainless Steel
Available to Order
Also known as:1705901OSG
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Technical Specifications

OSG
Manufacturer Part Number
1705901
Type
D5 / 4H-6H, Modified Bottoming Chamfer
Flute
3

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

Product Description

The OSG Spiral Flute Tap (M8x1.25 Metric, MPN 1705901) is a D5 / 4H-6H, 3-flute, modified bottoming chamfer tap designed for steel and stainless steel.

Frequently Asked Questions

What is the OSG Spiral Flute Tap M8x1.25 used for?

The OSG Spiral Flute Tap M8x1.25 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging. The modified bottoming chamfer allows threading close to the hole bottom, making it ideal for automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG Spiral Flute Tap 1705901?

The OSG Spiral Flute Tap 1705901 has an M8x1.25 metric thread, a D5 / 4H-6H tolerance class, and 3 flutes. It features a modified bottoming chamfer for blind-hole threading. The tap is designed for steel and stainless steel, with a spiral flute geometry to efficiently evacuate chips during operation.

Where to buy OSG taps in worldwide?

You can source OSG taps, including the Spiral Flute Tap 1705901, through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this and other OSG threading tools.

How to select the right OSG tap for steel?

For steel and stainless steel, select an OSG spiral flute tap like the M8x1.25 D5 / 4H-6H for blind holes. Ensure the tap's thread size, pitch, and tolerance class match your application. The modified bottoming chamfer allows threading near the hole bottom. Always use appropriate cutting fluid and follow OSG's speed/feed recommendations for optimal thread quality.

Used in

Common applications for OSG
Aerospace — OSG STI taps for installing helical wire thread inserts in aluminum components
Automotive — OSG spiral-point taps for through-hole threading in engine blocks and transmission cases
General machining — OSG spiral-flute taps for blind-hole threading in steel and stainless steel parts
Heavy equipment repair — OSG thread-forming taps for creating threads in ductile iron and steel castings
Precision manufacturing — OSG solid carbide chucking reamers for finishing holes in hydraulic manifolds
Die and mold — OSG coolant-through solid carbide drills for deep-hole drilling in tool steels
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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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