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OEM Extension Tap: M8x1.25 Metric - Spiral-Point Extension Taps
OEMSpiral-Point Extension Taps

OEM Extension Tap: M8x1.25 Metric

The APPROVED VENDOR Extension Tap (M8x1.25 Metric, MPN 21022) is a spiral-point extension tap with a D5 / 6H tolerance, 2-flute design, plug chamfer, and high-speed steel construction. 3G Electric interprets customer…

SKU 3G-OTH-313543

Brand
OEM
Item
Extension Tap: M8x1.25 Metric
Category
Spiral-Point Extension Taps
Available to Order
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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

OEM
Manufacturer Part Number
21022
Type
D5 / 6H, Plug Chamfer, High Speed Steel
Flute
2

Technical Documents

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

Product Description

The APPROVED VENDOR Extension Tap (M8x1.25 Metric, MPN 21022) is a spiral-point extension tap with a D5 / 6H tolerance, 2-flute design, plug chamfer, and high-speed steel construction. 3G Electric interprets customer demand and delivers this genuine industrial tool across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is an APPROVED VENDOR extension tap used for?

An APPROVED VENDOR extension tap is used for threading blind holes or hard-to-reach areas in metalworking. The extended shank allows access to recessed surfaces where standard taps cannot reach. It is commonly applied in automotive, aerospace, and general manufacturing for creating internal threads in steel, aluminum, and other materials.

What are the specifications of the APPROVED VENDOR extension tap MPN 21022?

The APPROVED VENDOR extension tap MPN 21022 has a M8x1.25 metric thread, D5 / 6H tolerance, 2 flutes, plug chamfer, and is made of high-speed steel. It is a spiral-point design for efficient chip evacuation. These specs ensure precise threading in blind holes and are suitable for general industrial tapping applications.

Where to buy APPROVED VENDOR extension taps worldwide?

You can source APPROVED VENDOR extension taps 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 times. We supply genuine components from trusted brands like APPROVED VENDOR for industrial maintenance and production needs.

How to select the right extension tap for a job?

To select the right extension tap, match the thread size (e.g., M8x1.25) and tolerance class (e.g., 6H) to your hole specifications. Choose a plug chamfer for blind holes or taper for through holes. Consider material hardness—high-speed steel works for general metals. Ensure the shank length reaches the threading depth without interference.

OEM Products

3G Electric supplies OEM spiral-point extension taps. 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
APPROVED VENDOR Extension Tap: M12x1.75 Metric, D6 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 20913)
APPROVED VENDOR Extension Tap: M12x1.75 Metric, D6 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 20913)
APPROVED VENDOR Extension Tap: M6x1 Metric, D5 / 6H, 2 Flute, Plug Chamfer, High Speed Steel (MPN 20272)
APPROVED VENDOR Extension Tap: M6x1 Metric, D5 / 6H, 2 Flute, Plug Chamfer, High Speed Steel (MPN 20272)
APPROVED VENDOR Extension Tap: M16x2 Metric, D7 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 21028)
APPROVED VENDOR Extension Tap: M16x2 Metric, D7 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 21028)
Spiral-point extension tap for threading through holes in deep or recessed locations. #10-24 UNC, H3/3B tolerance, plug chamfer, high-speed steel, 2-flute design. Suitable for ferrous and non-ferrous materials
Spiral-point extension tap for threading through holes in deep or recessed locations. #10-24 UNC, H3/3B tolerance, plug chamfer, high-speed steel, 2-flute design. Suitable for ferrous and non-ferrous materials
APPROVED VENDOR Extension Tap: 5/8"-11 UNC, H3 / 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 16307)
APPROVED VENDOR Extension Tap: 5/8"-11 UNC, H3 / 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 16307)
This spiral-point extension tap is designed for cutting internal threads in through-hole applications. It features a 1/4"-20 UNC thread size, H3 / 3B tolerance, plug chamfer, and a 2-flute high-speed steel construction. The spiral-point design pushes chips forward, enabling efficient chip evacuation in production threading
This spiral-point extension tap is designed for cutting internal threads in through-hole applications. It features a 1/4"-20 UNC thread size, H3 / 3B tolerance, plug chamfer, and a 2-flute high-speed steel construction. The spiral-point design pushes chips forward, enabling efficient chip evacuation in production threading