เครื่องวัดความลาดชันแม่เหล็ก ไม้โปรแทรกเตอร์มุม เครื่องวัดระดับการเอียง เกจ

Specification:  Brand new  Material: ABS  Color: Black  Size: As the pictures shown  Range: 0 - 90 degrees  Accuracy: 0.1 degree  Purpose: Adjust the horizontal angle.  This is a simple teaching angle meter. The pointer may be slightly separated from the fixed iron core during transportation, resulting in inaccurate pointer. Just open the cover and gently press the pointer down to touch it ( pay special attention not to press the middle of the pointer, which may hurt the finger by the iron core in the middle ).  Features: The products are made of mirror-like special acrylic material, with crystal-like transparency and light transmittance above 92%.