| 摘要 |
A positioning block for positioning an object on a work bench includes a body having a positioning hole defined therethrough and a first bolt extends through the positioning hole. A support portion is formed on one side of the body and has a horizontal surface and an upright surface. A flange extends from the body and the board is pressed on the flange. The horizontal surface is parallel to the bottom face of the body. An angle is defined between the horizontal surface and the upright surface. |
