M4 Straight Styli

Thread Size: M4 Ball Size: 5 mm Ball Material: Ruby Stem Length: 50 mm Stem Material: Ceramic Effective Working Length: 38 mm DK: 5 mm L...

Thread Size: M4 Ball Size: 5 mm Ball Material: Ruby Stem Length: 75 mm Stem Material: Ceramic Effective Working Length: 63 mm DK: 5 mm L...

Thread Size: M4 Ball Size: 5 mm Ball Material: Ruby Stem Length: 100 mm Stem Material: Ceramic Effective Working Length: 88 mm DK: 5 mm ...

Thread Size: M4 Ball Size: 5 mm Ball Material: Carbide Stem Length: 75 mm Stem Material: Tungsten Carbide Effective Working Length: 58.5 mm ...

Thread Size: M4 Ball Size: 5 mm Ball Ball Material: Ruby Stem Length: 100 mm Stem Material: Tungsten Carbide Effective Working Length: 85 mm...