The Birchwood Casey 84-Piece Master Gunsmithing Screwdriver Set is the complete precision bit collection serious shooters, reloaders, and gunsmiths reach for when breaking down rifles, shotguns, pistols, and vintage firearms. Whether you're installing optic mounts, adjusting triggers, swapping grips, or performing detailed maintenance, having the right screwdriver bit for the job matters—stripped screws on expensive firearms aren't worth the gamble with undersized or mismatched tools. This 84-piece kit covers the fastener types you'll actually encounter across modern and classic firearms, from common slotted and Phillips heads to security Torx screws found on modern tactical platforms.

Organization isn't an afterthought here. The set arrives in a clear-front plastic storage container, so you can spot the exact bit you need without dumping the whole kit on the bench. That clarity and accessibility make the difference between a frustrating search and a smooth job. Birchwood Casey has been outfitting serious shooters and professional gunsmiths since 1948, and this master set reflects decades of understanding what tasks demand what tools.

The kit's breadth means you won't be caught mid-project hunting for a substitute. Slotted bits run from 3mm to 9mm, Phillips and Pozidriv heads span from ph0 to ph3, Torx covers standard and security variants in sizes from T8 to T40, hex bits arrive in both metric and fractional inch sizes, and square bits round out your options. Having them all in one place, organized and accessible, transforms gunsmithing from a scavenger hunt into actual work.

Key Features

• 84-piece comprehensive bit set for rifle, shotgun, and pistol maintenance
• Covers slotted, Phillips, Pozidriv, standard and security Torx, hex (metric and inch), and square drive fasteners
• Clear-front plastic storage container for quick identification and organization
• Professional-grade tools trusted by gunsmiths and serious shooters
• Organized kit reduces project delays and frustration from missing sizes

Specifications

Piece Count	84
Slotted Bits	3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm (each size x2)
Phillips Bits	PH0, PH1, PH2, PH3 (each size x2)
Pozidriv Bits	PZ0, PZ1, PZ2, PZ3
Torx Bits (Standard)	T8, T10, T15, T20, T25, T27, T30, T35, T40
Torx Bits (Security)	T8, T10, T15, T20, T25, T27, T30, T35, T40
Hex Bits (Metric)	1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm
Hex Bits (Fractional Inch)	1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4"
Square Bits	S0, S1, S2, S3
Storage	Clear-front plastic container
Brand	Birchwood Casey

Frequently Asked Questions

What types of firearm screws does this set cover?

The 84-piece kit includes bits for the most common fastener types found on rifles, shotguns, and pistols: slotted, Phillips, Pozidriv, standard and security Torx, hex (both metric and inch), and square drive. This range handles everything from scope mount screws to action screws to modern tactical components with security fasteners.

Will this set work for vintage firearms and modern guns?

Yes. The mix of slotted, Phillips, and hex sizes covers fasteners across vintage, modern sporting, and contemporary tactical firearms. Security Torx bits are included for newer designs.

What comes in the box?

You receive 84 precision screwdriver bits organized in a clear-front plastic storage container for easy identification and access during work.

Is this set suitable for professional gunsmithing?

Birchwood Casey has served professional gunsmiths since 1948. This master set is built for serious, detailed work—whether you're a hobbyist performing regular maintenance or a professional handling custom builds and repairs.