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OEM Countersink: 100° - Threaded-Shank Three-Flute Countersinks
OEMThreaded-Shank Three-Flute Countersinks

OEM Countersink: 100°

The APPROVED VENDOR Countersink: 100° is a threaded-shank three-flute countersink with a 1/2 in body diameter and a 1/4"-28 shank thread size. It is made of carbide and has a 100° included angle. This tool is…

SKU 3G-OTH-186121

Brand
OEM
Item
Countersink: 100°
Category
Threaded-Shank Three-Flute Countersinks
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
421558
Type
Carbide
Flute
3
Shank
1/4"-28
Body Dia
1/2 in
Shank Thread Size
1/4"-28

Technical Documents

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

Product Description

The APPROVED VENDOR Countersink: 100° is a threaded-shank three-flute countersink with a 1/2 in body diameter and a 1/4"-28 shank thread size. It is made of carbide and has a 100° included angle. This tool is designed for countersinking operations in industrial applications.

Frequently Asked Questions

What is the APPROVED VENDOR 100° countersink used for?

The APPROVED VENDOR 100° countersink is used for creating a conical recess in a workpiece to match the angle of a flat-head screw or bolt. It is commonly applied in metalworking and industrial assembly where a flush fastener finish is required.

What are the specifications of the APPROVED VENDOR countersink 421558?

The APPROVED VENDOR countersink 421558 has a 100° included angle, a 1/2 in body diameter, and a 1/4"-28 shank thread size. It features three flutes and is made of carbide. This tool is designed for precision countersinking in industrial applications.

Where to buy the APPROVED VENDOR countersink 421558 worldwide?

You can source the APPROVED VENDOR countersink 421558 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the tool reaches your facility reliably.

How to select the correct countersink for a 1/4"-28 shank?

To select the correct countersink for a 1/4"-28 shank, ensure the tool's shank thread size matches your holder or machine spindle. The APPROVED VENDOR model 421558 is designed for this thread size, with a 100° angle suitable for standard flat-head fasteners. Verify body diameter clearance for your application.

OEM Products

3G Electric supplies OEM threaded-shank three-flute countersinks. 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 Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421557)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421557)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421556)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421556)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421553)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421553)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421554)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421554)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421555)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421555)
APPROVED VENDOR Countersink: 100°, 3 Flute, 3/32 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421552)
APPROVED VENDOR Countersink: 100°, 3 Flute, 3/32 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421552)