OEM Countersink: 130°
The APPROVED VENDOR Countersink is a threaded-shank three-flute countersink with a 130° angle, featuring a 1/2 in body diameter and a 1/4"-28 shank thread size. This carbide tool, manufactured under part number…
SKU 3G-OTH-186080
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The APPROVED VENDOR Countersink is a threaded-shank three-flute countersink with a 130° angle, featuring a 1/2 in body diameter and a 1/4"-28 shank thread size. This carbide tool, manufactured under part number 421576, is designed for precision countersinking operations.
Frequently Asked Questions
What is the APPROVED VENDOR 421576 countersink used for?
The APPROVED VENDOR 421576 is a carbide threaded-shank three-flute countersink used for precision chamfering and deburring of holes in metal and composite materials. Its 130° angle is common for countersinking flat-head screws in industrial machining and fabrication applications.
What are the specifications of the APPROVED VENDOR 421576 countersink?
The APPROVED VENDOR 421576 countersink has a 1/2 in body diameter, a 1/4"-28 shank thread size, three flutes, and a 130° included angle. It is made of carbide and is designed for use in CNC mills and drill presses requiring threaded-shank tooling.
Where to buy the APPROVED VENDOR 421576 countersink worldwide?
3G Electric supplies the APPROVED VENDOR 421576 countersink to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.
How to select the correct countersink for a 1/4"-28 threaded shank?
To select a countersink for a 1/4"-28 threaded shank, match the shank thread size exactly to your toolholder or collet. The APPROVED VENDOR 421576 offers a 1/2 in body diameter and 130° angle, suitable for standard flat-head screw countersinking. Ensure the tool material (carbide) matches your workpiece hardness.
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.
