Long Arm Hex Key Wrench Set offers the most common Star hex wrench sizes to remove and install most star screws found in cars, furniture, equipment, and more. ... Precisely-sized ends are chamfered to slide easily into fastener, reducing wear on the wrench and damage to fastener head.
- The tool is simple, small and light.
- The contact surfaces of the screw or bolt are protected from external damage.
- There are six contact surfaces between bolt and driver.
- Very small bolt heads can be accommodated.
- The tool allows the use of headless and recessed-head screws.
- The screw can be held by the key while it is inserted into its hole.
- The torque applied to the screw is constrained by the length and thickness of the key.
- The tool is cheap to manufacture, so it can be included with products requiring end-user assembly.
- Either end of the tool can be used to take advantage of reach or torque.
- The tool can be reconditioned by grinding the worn-out end.
Hex size | Length long arm | Length short arm | |
3/32 inch |
112 mm |
19 mm |
|
7/64 inch |
119 mm |
20 mm |
|
1/8 inch |
123 mm |
21 mm |
|
9/64 inch |
130 mm |
22 mm |
|
5/32 inch |
137 mm |
24 mm |
|
3/16 inch |
154 mm |
27 mm |
|
1/4 inch |
185 mm |
34 mm |
|
5/16 inch |
195 mm |
37 mm |
|
3/8 inch |
224 mm |
42 mm |