SPI 31-081-3 Inspection Square Block Level, 8" x 8"

Features:

• Maximum clarity of the bubbles.
• Heat insulating top plate with glass.
• Stabilized cast iron base with hardened surfaces.
• 2 sides with flat bearing surfaces and 2 sides with flat plus Vee bearing surfaces.
• Width 1-9/16".
• Exceptional resistance to shock.
• Cross vial and main vial easily adjustable.
• Furnished in fitted wooden case