Feature●Pitch: 0.03 in (0.92 mm)●Module: 0.01 in (0.30 mm)●Outer Diameter: 0.7 inches (19.2 mm)●Hole Diameter: 0.19 inches (4.76 mm)●Width: 0.25 inches (6.35 mm)●Compatible Holder: KHS●Eyes: Medium●Threads: 28Description Superior dust and abrasion resistance.