Insert Design Part No.: 237M3 Thread Size: M3 Pitch (internal): 0.50 Pitch (external) P: 1.06 Diameter (external) B: 4.73 Head Thickness T: 0.75 Head Diameter D: 4.70 Length L: 6.25 Hole Design Hole Diameter C: 4.1-4.4 Hole Depth Y: 6.9 Boss Diameter X: 7.7 Wall Thickness W: 1.65 Pin Design øH tolerances ± 0.0125