The Brownells Fillister 8-40 Sight Screw Counterbore is a precision gunsmithing tool designed to cut counterbores for fillister-head sight screws using the 8-40 thread standard. It allows gunsmiths to properly seat sight screws flush or recessed into firearm receivers and sight bases, ensuring a clean, professional fit. Ideal for dovetail sight installation and other sight-mounting work requiring exact screw seating.
Brownells Fillister 8-40 Sight Screw Counterbore
A+ rated on GunBroker · 700+ reviews
MSRP:
$16.99
$14.27
(You save
$2.72
)
In stock · ships in 2–3 business days
- Family-owned · Licensed FFL 01 & 08 · SOT dealer
- Secure checkout
- Flat-rate shipping $15.99 per order · hazmat & shotgun ammo excepted
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Brownells
Brownells Fillister 8-40 Sight Screw Counterbore
Specifications
- SKU:
- 080671841
- UPC:
- 050806017597
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