In Stock Wheeler 100pc Pro FAT Wrench Screwdriver Set
Tired of digging through a messy toolbox only to find you don't have that one specific Torx or Metric bit you need for your new mount? This 100 piece kit is the ultimate 'one-and-done' solution for your workbench. Neatly organized in a heavy duty storage case, this set puts every essential driver and adapter right at your fingertips. Whether you're mounting a scope, adjusting a trigger, or doing a full teardown, you’ll have the confidence of knowing the right tool is exactly where it belongs.
The Wheeler 100 Piece Professional F.A.T. Wrench Screwdriver Set is an essential tool for any serious gunsmith, combining the renowned F.A.T. Wrench with a versatile collection of 98 screwdriver bits and adapters. This comprehensive set is designed to handle a wide range of firearm maintenance tasks, offering both precision and convenience in one kit.
The F.A.T. Wrench and the included 0.25in driver handle feature a textured rubber grip, ensuring a comfortable and secure hold during use. With a torque range of 10–65 in-lbs, it is suitable for a variety of fastening jobs, providing both accuracy and reliability. The set is compact and organised, measuring 11.1" x 9.0" x 3.6", making it easy to store or transport while keeping all components readily accessible.
- Total pieces 100 (F.A.T. Wrench plus 98 screwdriver bits and adapters)
- Torque range 10–65 in-lbs
- Driver handle 0.25in with textured rubber grip
- Dimensions 11.1" x 9.0" x 3.6"
- Combines the renowned F.A.T. Wrench with a comprehensive set of screwdriver bits and adapters
- Includes 98 screwdriver bits and adapters to tackle a wide variety of tasks
- Textured rubber grips on both the wrench and 0.25in driver handle provide comfortable, secure handling
- Designed for precision and reliability in firearm maintenance
- Compact and organised kit for easy storage and transport
- Ideal for professional gunsmiths and serious firearm enthusiasts
- Versatile tool set suitable for a variety of fastening and adjustment tasks
- Wheeler 100pc Pro FAT Wrench Screwdriver Set
Is this tool specifically for AR-15 rifles?
While many of the specialized components like the carbon scrapers, A2 front sight tool, and castle nut wrench are designed specifically for the AR-15 platform, the inclusion of standard hex, Torx, and Phillips bits makes it a versatile maintenance tool for various firearms and general field adjustments
Does it come with a way to carry it on a belt?
Yes. The multi-tool includes a heavy duty nylon sheath designed for belt carry. This allows you to keep the tool accessible for quick adjustments or cleaning at the range without needing to carry a full toolbox.
Can I use this tool for deep cleaning the bolt carrier group (BCG)?
Absolutely. One of its primary features is a comprehensive carbon scraping system. It includes dedicated scrapers for the bolt waist, the interior of the bolt carrier, and a multi scraper for various other tight spots where carbon typically builds up during use.
What kind of finish does the tool have?
The tool is constructed from stainless steel and features a satin finish. This design provides high durability and resistance to corrosion, which is essential for a tool intended for outdoor use and exposure to cleaning solvents.
Does it include a punch for disassembly?
Yes, the tool features a built in pivot and takedown punch. This is specifically designed to help you push out the pins on an AR-15 frame, allowing for easy field stripping and maintenance without needing a hammer and separate punch set
Are the bits interchangeable or fixed?
The bits on this compact model are integrated into the folding arms of the multi-tool. This "all-in-one" design ensures that you don't lose small bits while working in the field or at a grass covered range.
Can this tool tighten a loose stock?
Yes. It includes a castle nut wrench, which is the specific tool required to tighten or loosen the nut that secures the buffer tube/stock assembly on most AR style rifles.
- Wheeler Lifetime Warranty
Delivery costs & estimated arrival
Find your country below for the delivery charge and how long your order should take to reach you. All orders ship with FedEx. Estimates are in working days and exclude weekends and public holidays.
| Country | Up to 2kg | 2kg – 30kg | Estimated delivery | ||
|---|---|---|---|---|---|
| Order under €350 | Order €350 & over | Order under €350 | Order €350 & over | ||
| Austria | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
| Belgium | €8.95 | €14.95 | €14.95 | €14.95 | 4-6 working days |
| Bulgaria | €11.95 | €31.95 | €31.95 | €31.95 | 7-9 working days |
| Croatia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Cyprus | €14.95 | €89.95 | €89.95 | €89.95 | Contact us |
| Czechia | €10.95 | €21.95 | €21.95 | €21.95 | 5-7 working days |
| Denmark | €10.95 | €21.95 | €21.95 | €21.95 | 4-6 working days |
| Estonia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Finland | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
| France | €10.95 | €21.95 | €21.95 | €21.95 | 4-6 working days |
| Germany | €8.95 | €14.95 | €14.95 | €14.95 | 5-7 working days |
| Greece | €11.95 | €31.95 | €31.95 | €31.95 | 8-10 working days |
| Hungary | €11.95 | €31.95 | €31.95 | €31.95 | 5-7 working days |
| Ireland | €6.95 | €6.95 | €8.95 | €8.95 | 2-4 working days |
| Italy | €10.95 | €21.95 | €21.95 | €21.95 | 5-7 working days |
| Latvia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Lithuania | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Luxembourg | €11.95 | €31.95 | €31.95 | €31.95 | 5-7 working days |
| Malta | €14.95 | €89.95 | €89.95 | €89.95 | Contact us |
| Monaco | €10.95 | €21.95 | €21.95 | €21.95 | 4-6 working days |
| Poland | €10.95 | €21.95 | €21.95 | €21.95 | 5-7 working days |
| Romania | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Slovakia | €11.95 | €31.95 | €31.95 | €31.95 | 5-7 working days |
| Slovenia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Spain | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
| Sweden | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
Returns & withdrawal
Which option you use depends on why you are sending the item back.
Changed your mind?
You have 14 days from receiving your order to withdraw from your purchase. Use our Withdrawal from Contract form to tell us. It is the quickest way, and we will then email you a free returns label.
If you would rather post the item back yourself to our returns address in Ireland, you pay the postage. Full details are on our Returns page.
Withdrawal from ContractFaulty, damaged or wrong item?
If your item arrived faulty, damaged or not what you ordered, please follow the steps on our Returns page. We cover the cost of returning these items.
Full details of all our return options are on that page.
Returns pageDelivery prices are shown in euros and confirmed at checkout.

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