We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

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. This carbide tool, manufactured under part number 421559, is designed for…

SKU 3G-OTH-186089

Brand
OEM
Item
Countersink: 100°
Category
Threaded-Shank Three-Flute Countersinks
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OEM
Manufacturer Part Number
421559
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. This carbide tool, manufactured under part number 421559, is designed for creating 100° countersunk holes in various materials.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the APPROVED VENDOR 100° countersink used for?

This carbide three-flute countersink creates 100° countersunk holes in materials such as metal and plastic. It is commonly used in machining and assembly operations to prepare holes for flat-head screws, ensuring a flush finish. The 1/4"-28 threaded shank allows secure mounting in compatible toolholders.

What are the specifications of the APPROVED VENDOR countersink 421559?

The APPROVED VENDOR countersink model 421559 has a 100° included angle, three flutes, a 1/2 in body diameter, and a 1/4"-28 shank thread size. It is made of carbide for durability. These specs are suitable for precision countersinking in industrial applications.

Where to buy the APPROVED VENDOR countersink 421559 worldwide?

3G Electric supplies the APPROVED VENDOR countersink 421559 to global buyers. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us to source this threaded-shank three-flute countersink for your machining needs.

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

Ensure the countersink shank thread size matches your toolholder: 1/4"-28. The body diameter (1/2 in) and flute count (three) affect hole finish and chip evacuation. For 100° flat-head screws, use a 100° countersink. Always verify material compatibility—carbide suits hard materials.

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 421561)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421561)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421560)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421560)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421565)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421565)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421564)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421564)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421563)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421563)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421562)
APPROVED VENDOR Countersink: 100°, 3 Flute, 5/8 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421562)