Genius Tools Master Tool Set 771 Piece Metric and SAE 1/4 Inch, 3/8 Inch, 1/2 Inch Drive Comprehensive Mechanics Kit - MS-771
- Genius Tools MS-771 is a 771-piece master tool set with Metric and SAE coverage for a wide range of fastener sizes.
- Includes 1/4", 3/8", and 1/2" drive tools, helping match the drive size to different sockets, fasteners, and service tasks.
- Standard and deep sockets provide options for varied bolt positions, recessed fasteners, and longer stud lengths when selecting the right socket profile.
- Extensions and swivel options improve access to confined or awkward fastener locations where a straight socket approach may not fit.
- This comprehensive mechanics kit meets or exceeds ANSI standards and is backed by a limited lifetime warranty for added purchase confidence.
Genius Tools Master Tool Set 771 Piece Metric and SAE 1/4 Inch, 3/8 Inch, 1/2 Inch Drive Comprehensive Mechanics Kit - MS-771 Professional Mechanics Tool Set
SKU: MS-771. This 771-piece master tool set combines Metric and SAE coverage across 1/4", 3/8", and 1/2" drive sizes. It’s built to support a wide range of mechanical fastening tasks with a coordinated mix of sockets, extensions, and specialty drive tools.
The assortment is organized as a single comprehensive kit so you can move between drive sizes and fastener styles without piecing together separate sets. The selection includes standard and deep sockets, impact-focused components, and specialty hand-socket profiles for additional fitment options.
Key Benefits
- 771-piece assortment reduces gaps between common Metric and SAE fastener sizes.
- Includes 1/4", 3/8", and 1/2" drive tools for broad coverage.
- Mix of standard and deep sockets supports varied bolt and stud lengths.
- Impact-oriented socket sets and joints expand compatibility with impact use.
- Extension and swivel options help reach fasteners in confined locations.
- Meets or exceeds American National Standards Institute (ANSI) standards.
- Backed by Genius Tools Limited Lifetime Warranty against manufacturer defects.
What’s Included
- TF-255MS 55 1/4" Dr. 6 & 12pt. Std./Deep Metric & SAE Impact Socket Set
- 700107 1 3/8" Dr. Impact Universal Joint
- TG-308S 8 3/8" Dr. 6pt. Std. SAE Swivel Impact Socket Set
- TG-312M 12 3/8" Dr. 6pt. Std. Metric Swivel Impact Socket Set
- 700108 1 1/2" Dr. Impact Universal Joint
- IE-2349 9 1/4",3/8" & 1/2" Dr. Impact Extension Set
- CM-326S 26 3/8" Dr. 6pt. Std./Deep SAE Impact Socket Set
- CM-332M 32 3/8" Dr. 6pt. Std./Deep Metric Impact Socket Set
- IS-422S 22 1/2" Dr. 6pt. Std. SAE Impact Socket Set
- DI-422S 22 1/2" Dr. 6pt. Deep SAE Impact Socket Set
- IS-425M 25 1/2" Dr. 6pt. Std. Metric Impact Socket Set
- DI-425M 25 1/2" Dr. 6pt. Deep Metric Impact Socket Set
- 280226P 1 1/4" Dr. Hinge Handle
- 282262 1 1/4" Dr. 72 Teeth Flex Head Ratchet
- GS-244MS 44 1/4" Dr. 6pt. Std./Deep Metric & SAE Hand Socket Set
- 380336P 1 3/
This kit is suited for technicians and serious users who want coordinated drive sizes and both Metric and SAE coverage in one organized set. With ANSI compliance and a limited lifetime warranty against manufacturer defects, it’s positioned for long-term shop use where consistency and completeness matter.
| Brand | Genius Tools |
|---|---|
| Genius Tools Drive Size | 1/4"; 3/8"; 1/2" |
| Genius: Tool Type | Master Sets |
| Piece Count | 771 |
