For hard square set screws, cap screws & nuts
These industrial black wrenches are machined to industry standards and are drop forged from steel bar. The 3-point contact openings are of different, convenient sizes with thicker heads to accommodate the greater head height of square hard set screws.
- Diameter of Head A: 1-3/4"
- Diameter of Head B: 1-7/8"
- Thickness of Head: 9/16"
Made in the U.S.A.