SPI , 16 Leaf, 1 to 12 TPI Range, Stainless Steel Screw Pitch Gage

29 Thread Angle

• Precision made in Japan from corrosion resistant stainless steel.
• Contains all standard Acme 29 blades, 3-1/2″ long, from 1 to 12 pitch, or 30 metric standard blades from 2 to 20 mm pitch.
• 16 Leaves

1; 1-1/3; 1-1/2; 1-3/4; 2; 2-1/2; 3; 3-1/2; 4; 5; 6; 7; 8; 9; 10; 12