OEM APPROVED VENDOR 421505 Carbide Threaded-Shank Three-Flute Countersink
The APPROVED VENDOR Countersink is a threaded-shank three-flute countersink with an 82° angle. It features a 7/16 in body diameter, a 1/4"-28 shank thread size, and is made of carbide (MPN 421505).
SKU 3G-OTH-186073
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
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Product Description
The APPROVED VENDOR Countersink is a threaded-shank three-flute countersink with an 82° angle. It features a 7/16 in body diameter, a 1/4"-28 shank thread size, and is made of carbide (MPN 421505).
Frequently Asked Questions
What is the APPROVED VENDOR 421505 countersink used for?
The APPROVED VENDOR 421505 is a threaded-shank three-flute countersink used to create an 82° chamfer around a pre-drilled hole, allowing a flat-head screw to sit flush with the workpiece surface. It is commonly used in metalworking and machining applications where precision deburring or countersinking is required.
What are the specifications of the APPROVED VENDOR 421505 countersink?
The APPROVED VENDOR 421505 countersink has an 82° angle, a 7/16 in body diameter, and a 1/4"-28 shank thread size. It is made of carbide and features three flutes for efficient chip evacuation. The manufacturer part number is 421505.
Where to buy the APPROVED VENDOR 421505 countersink worldwide?
3G Electric supplies the APPROVED VENDOR 421505 countersink worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the correct threaded-shank countersink for a job?
To select the correct threaded-shank countersink, match the shank thread size (e.g., 1/4"-28) to your tool holder or adapter. Choose the body diameter (e.g., 7/16 in) based on the screw head size. The 82° angle is standard for flat-head screws. Carbide material offers durability for 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.