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OEM Countersink: 82° - Threaded-Shank Three-Flute Countersinks
OEMThreaded-Shank Three-Flute Countersinks

OEM Countersink: 82°

The APPROVED VENDOR Countersink is a threaded-shank three-flute countersink with an 82° angle, a 1/2 in body diameter, and a 1/4"-28 shank thread size. It is made of carbide and is identified by manufacturer part…

SKU 3G-OTH-186132

Brand
OEM
Item
Countersink: 82°
Category
Threaded-Shank Three-Flute Countersinks
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OEM
Manufacturer Part Number
421510
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 is a threaded-shank three-flute countersink with an 82° angle, a 1/2 in body diameter, and a 1/4"-28 shank thread size. It is made of carbide and is identified by manufacturer part number 421510.

Frequently Asked Questions

What is the APPROVED VENDOR 421510 countersink used for?

The APPROVED VENDOR 421510 countersink is used to create a conical recess for flat-head screws in metal or composite materials. Its 82° angle and three-flute carbide design suit precision deburring and countersinking in machining and fabrication applications.

What are the specifications of the APPROVED VENDOR 421510 countersink?

The APPROVED VENDOR 421510 countersink has a 1/2 in body diameter, a 1/4"-28 threaded shank, three flutes, and an 82° angle. It is made of carbide and carries manufacturer part number 421510. These specs ensure compatibility with standard screw heads and rigid toolholding.

Where to buy the APPROVED VENDOR 421510 countersink worldwide?

3G Electric supplies the APPROVED VENDOR 421510 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 on this carbide threaded-shank countersink.

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. The APPROVED VENDOR 421510 offers a 1/2 in body diameter and 82° angle, suitable for standard flat-head screws. Ensure the flute count and carbide grade match your material 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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421511)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421511)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421515)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421515)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421517)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421517)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421509)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421509)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421508)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421508)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421514)
APPROVED VENDOR Countersink: 82°, 3 Flute, 1/2 in Body Dia, 1/4"-28 Shank, Carbide (MPN 421514)