Description
A regular hardware-store screwdriver is one of the fastest ways to bugger up a nice screw on a rifle or revolver. Wheeler built this 43-piece set to solve exactly that problem. Rather than guessing at sizes, their engineers measured the screws on more than a hundred modern and antique firearms so the bit selection covers what you'll actually run into on the bench, from a Remington 700 to a Colt single action to an old Browning Superposed.
The flat bits are the star here. They use a hollow-ground grind, which means the bit stays parallel-sided as it reaches the tip instead of tapering to a wedge. That squares up the fit in the slot and spreads force evenly, so the driver bites down instead of camming out and rounding off the screw head. The bits are cut from S2 tool steel hardened to 56-58 Rockwell C, so they hold their edge instead of deforming on a stubborn fastener.
What You Get in the Wheeler 43pc Kit
The count breaks down to 21 hollow-ground flat bits, 10 Allen bits running from 1/16 inch up to 1/4 inch, 4 Phillips bits (#0 through #3), and 5 Torx bits, all driven by a single over-molded handle with a magnetic tip that keeps bits from dropping out mid-turn. Every bit wears a black phosphate coating that shrugs off rust and corrosion, which matters if your bench sees any humidity or gun oil.
Why the Wheeler Screwdriver Set Earns Bench Space
Everything lives in a molded latching hard case that holds each bit in its own spot, so you can see at a glance what's missing and grab the right size without digging. The case is designed to stack with Wheeler's larger sets if you decide to expand later. Whether you're mounting a scope, swapping grips, or tearing down for a deep clean, this covers the vast majority of screws you'll meet without forcing you to improvise.
Key Specifications
- Manufacturer: Wheeler Engineering
- Manufacturer Part Number: 4001006
- Model: Gunsmithing Screwdriver Set
- UPC: 661120747031
- Number of Pieces: 43
- Bit Material: S2 Tool Steel
- Bit Hardness: 56-58 Rockwell C
- Bit Coating: Black Phosphate
- Flat Bit Design: Hollow-Ground
- Handle: Over-molded textured rubber with magnetic tip
- Color: Black
- Case: Latching molded hard case
- Length: 8.55 in
- Product Type: Kit
- Shipping Weight: 2.25 lb
What’s Included
- Magnetic-tip driver handle (over-molded rubber)
- 21 hollow-ground flat bits
- 10 Allen bits (1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4")
- 4 Phillips bits (#0, #1, #2, #3)
- 5 Torx bits
- Latching molded hard storage case
Frequently Asked Questions
What makes the hollow-ground bits in this Wheeler set better than a regular screwdriver?
The flat bits keep parallel sides as they reach the tip instead of tapering to a wedge like standard drivers. That gives you full contact inside the screw slot, which spreads the force evenly and keeps the tip from camming out and rounding off the head. It's the difference between clean gun screws and buggered ones.
What kinds of bits come in the 43-piece kit?
You get 21 hollow-ground flat bits, 10 Allen bits ranging from 1/16 inch to 1/4 inch, 4 Phillips bits from #0 to #3, and 5 Torx bits. That spread covers scope mounting, grip and stock work, action screws, and general teardowns on most modern and older firearms.
Are the bits durable enough for regular gunsmithing work?
Yes. The bits are made from S2 tool steel and hardened to 56-58 Rockwell C, so they resist deforming when you lean on a tight fastener. The black phosphate coating also helps fight rust, which is handy on a bench that sees oil and humidity.
Does the driver handle hold the bits securely?
The handle has a magnetic tip that grips each bit and keeps it from dropping out mid-turn, which is a nice touch when you're working over a disassembled action. The handle itself is over-molded textured rubber for a solid grip and less hand fatigue during longer jobs.





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