Shinwa Steel Rule Center Guide Square Aluminum for 15cm Rules Blue.
• Finds the center of round (circular, up to Φ150 mm) or square stock by pressing the fence against it for center-marking, such as on furniture legs.
• The fence is larger and thicker than the standard steel rule stop, giving a more stable scribing line, including on 2x4 lumber, and assists with 90 and 45 degree scribing.
• Can also check assembled wood joints for a 90 degree angle and measure depth.
• Clamps without tools.
• Used for center-finding, marking (scribing), length and depth measurement, and checking 90 degree angles.
