Klein 651QS Quad-4 Deep-Well Heavy-Duty Impact Flip Socket, SAE
Klein 651QS Quad-4 Deep-Well Heavy-Duty Impact Flip Socket, SAE

Klein 651QS Description
The Quad-4 deep well impact flip socket combines 4 SAE hex sizes in 1 color-coded socket. Access 1/4-Inch and 3/8-Inch hex sizes, then flip to use 5/16-Inch and 7/16-Inch. The spring-loaded action allows for hands-free size changes by applying pressure to the smaller socket to compress it out of the way. Compatible with Klein Tools' 1/4-Inch hex flip socket impact shaft, this Quad Socket is a compact and convenient solution for any job.
Klein 651QS Includes
- (1) Quad-4 Deep-Well Heavy-Duty Impact Flip Socket
- (1) 3.5" Impact Extension
Klein 651QS Features
- Quad-4 deep well heavy-duty impact flip socket contains 4 hex sizes combined into 1 color-coded socket
- Spring-loaded action allows for hands-free access to either hex size by simply applying pressure to the smaller socket to compress it out of the way
- Heavy-duty impact socket is made of heat treated cold forged steel for long-lasting, high torque applications
- Industry-standard color-coded painted rings to quickly identify hex sizes
- Deep well socket is ideal for managing extended threads, recessed bolts, and confined spaces, offering exceptional reach and a reliable grip
- Quickly access 1/4-Inch and 3/8-Inch hex sizes on one side then flip over the socket to access the 5/16-Inch and 7/16-Inch hex sizes
Klein 651QS Specifications
| Type: | Impact Socket |
| Application: | Driving and Fastening |
| Special Features: | 4-in-1 Sockets, Impact Rated, Color Coded |
| Overall Length: | 4.2" (10.7 cm) |
| Overall Height: | 0.68" (1.7 cm) |
| Overall Width: | 0.68" (1.7 cm) |
| Material: | Steel |
| Drive Size: | 1/4" |
| Socket Size: | 1/4", 3/8", 5/16", 7/16" |
| Number of Points: | 6 |
| Socket Depth: | Standard |
| Standard: | ASME B107.2 |
| Weight: | 2.72 oz (77 g) |
We offer a 30-day return window for unused, unworn items in their original condition. If your item arrives damaged or incorrect, please get in touch with us within 7 days with photos so we can resolve it quickly.
Lineroots is not responsible for lost or stolen packages marked as delivered. Any reshipments for incorrect addresses will be at the customer’s cost. Approved returns are processed within 3–5 business days after we receive your package