Combination Square Set with Protractor | Multi-Purpose Precesion Measuring Instrument

A Combination Square Set with Protractor (also known as a Combination Set) is a multi-purpose precision instrument used in woodworking, metalworking, and engineering. It consists of a graduated steel rule and three interchangeable heads: a square head, a protractor head, and a center head, all designed to slide along and lock onto the rule.

FEATURES:

• Graduated Rule (Blade): A stainless steel or hardened steel rule with a central groove that allows heads to slide and lock at any position. It typically features both metric and imperial scales.

• Square Head: Features 90 and 45 reference faces. It often includes aspirit levelfor checking horizontal/vertical alignment and a removablescriberfor marking workpieces.

• Protractor Head: Equipped with a revolving turret graduated from 0 to 180 in both directions. It is used for measuring and laying out precise angles.

• Center Head: Features two V-shaped arms meeting at 90. It is used to quickly locate the center of cylindrical or square stock.