Starrett® 9-24-4R Combination Square Set, 4 Pieces, 24 in L, Hardened Steel Blade, Square, Center, Protractor Head
Starrett® Combination Square Set, Series: 9, 4 Piece, Square, Center, Protractor, 24 in Blade Length, Measurement System SAE, 4R Graduation, Graduations: 8ths, 16ths, Quick-Reading 32nds, 64ths, Cast Iron Head, Black Wrinkle Head, Hardened Steel Blade, Regular
- Reversible lock bolts, scriber, spirit level in both square head and protractor head
- Direct reading double 180 deg protractor scale
- Non-reversible protractor head