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 3/32 in body diameter and a 1/4"-28 shank thread size. It is made of carbide and has a 100° angle. This product is identified…

SKU 3G-OTH-186064

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
421552
Type
Carbide
Flute
3
Shank
1/4"-28
Body Dia
3/32 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 3/32 in body diameter and a 1/4"-28 shank thread size. It is made of carbide and has a 100° angle. This product is identified by manufacturer part number 421552.

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 421552 countersink used for?

The APPROVED VENDOR 421552 is a 100° threaded-shank three-flute countersink used to create a conical recess for flat-head screws in metalworking. Its carbide construction suits hard materials, and the 1/4"-28 threaded shank allows secure mounting in compatible tool holders.

What are the specifications of the APPROVED VENDOR 421552 countersink?

The APPROVED VENDOR 421552 countersink has a 3/32 in body diameter, a 1/4"-28 shank thread size, three flutes, a 100° angle, and is made of carbide. It is identified by manufacturer part number 421552 and is designed for precision chamfering in industrial applications.

Where to buy the APPROVED VENDOR 421552 countersink worldwide?

3G Electric supplies the APPROVED VENDOR 421552 countersink to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this carbide threaded-shank countersink.

How to select the correct countersink for a 100° flat-head screw?

To select a countersink for a 100° flat-head screw, match the countersink angle exactly to the screw head angle—100° in this case. Ensure the body diameter accommodates the screw head size and the shank thread size (1/4"-28) fits your tool holder. Carbide provides durability for harder workpieces.

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 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, 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 421558)
APPROVED VENDOR Countersink: 100°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421558)
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)