SPI 910175 - 4pc 12" Combination Square Set (Made to Order) Leather Tool Bag and dual-LED lights illuminate work

and dual-LED lights illuminate work surfaces

the HardieBlade™ lasts over 75 times longer than standard carbide blades

Cast iron table (w/ extension wings): 44" W x 30" D

0Ah Battery reaches a full charge in 45 minutes or less

20% longer keys for hard to reach fasteners

SPI 910175 - 4pc 12" Combination Square Set (Made to Order) Leather Tool Bag and dual-LED lights illuminate workCombination Square Set 4 Piece Center head (made of cast iron): To locate center of cylinder with diameter (d): 1. 181" DIA 3. 937" DIA, Accuracy: 0. 006" Protractor head (made of cast iron): Set the blade at desired angle to an edge of a workpiece, and can be used to measure angle range: 0 180, accuracy: 20min. Square head (made of cast iron): Set the blade at 90 or 45 to an edge of a workpiece, Accuracy: 8min for 90 square, 10min for 45 square12"