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APPROVED VENDOR Countersink: 130°, 3 Flute, 7/16 in Body Dia, 1/4"-28 Shank - Threaded-Shank Three-Flute Countersinks
APPROVED VENDORThreaded-Shank Three-Flute Countersinks

APPROVED VENDOR Countersink: 130°, 3 Flute, 7/16 in Body Dia, 1/4"-28 Shank

The APPROVED VENDOR Countersink is a threaded-shank three-flute countersink with a 130° angle, featuring a 7/16 in body diameter and a 1/4"-28 shank thread size. This carbide tool, manufactured under MPN 421572, is…

SKU 3G-OTH-186109

Brand
APPROVED VENDOR
Item
Countersink: 130°, 3 Flute, 7/16 in Body Dia, 1/4"-28 Shank
Category
Threaded-Shank Three-Flute Countersinks
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
421572
Type
Carbide
Flute
3
Shank
1/4"-28
Body Dia
7/16 in
Shank Thread Size
1/4"-28
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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Countersink is a threaded-shank three-flute countersink with a 130° angle, featuring a 7/16 in body diameter and a 1/4"-28 shank thread size. This carbide tool, manufactured under MPN 421572, is designed for precision countersinking operations in industrial applications.

Frequently Asked Questions

What is the APPROVED VENDOR 421572 countersink used for?

The APPROVED VENDOR 421572 is a carbide threaded-shank three-flute countersink used for precision chamfering and deburring holes in industrial metalworking. Its 130° angle suits countersinking for flat-head screws, and the 1/4"-28 shank fits standard holders for machining centers and drill presses.

What are the specifications of the APPROVED VENDOR countersink 421572?

The APPROVED VENDOR countersink MPN 421572 has a 7/16 in body diameter, 1/4"-28 shank thread size, three flutes, and a 130° included angle. It is made of carbide for durability in hard materials. The threaded shank allows secure mounting in compatible toolholders.

Where to buy the APPROVED VENDOR 421572 countersink worldwide?

3G Electric supplies the APPROVED VENDOR 421572 countersink worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this carbide tool to any international destination.

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

To select a countersink for a 1/4"-28 shank, match the shank thread size exactly to your toolholder. The APPROVED VENDOR 421572 fits this requirement with its 1/4"-28 threaded shank. Choose body diameter based on hole size; 7/16 in suits medium countersinking. Carbide construction is ideal for abrasive materials.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR 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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APPROVED VENDOR Countersink: 90°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421536). Key specifications — Shank Thread Size: 1/4"-28; Brand: APPROVED VENDOR.
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