M2 Ø2 mm ruby ball, tungsten carbide stem, L 20 mm, EWL 14 mm Ball diameter (mm)2 Centre styli false EWL (mm) 14 Holder material Stainless steel Overall length (mm) 20 Stem diameter (mm) 1 Stem material Tungsten carbide Thread M2 Tip material Ruby CAL1 B1 Support Spindle =6

Support Spindle =6

Roughness standard test block

Setting rings made of hardened 62 HRC steel

JIS B 0601:1994

M2 Ø2 mm ruby ball, tungsten carbide stem, L 20 mm, EWL 14 mm Ball diameter (mm)2 Centre styli false EWL (mm) 14 Holder material Stainless steel Overall length (mm) 20 Stem diameter (mm) 1 Stem material Tungsten carbide Thread M2 Tip material Ruby CAL1 B1 Support Spindle =6Straight styli are designed to inspect simple features where direct, unobstructed contact with a measured surface is possible. A tungsten carbide stem provides exceptional rigidity, particularly for styli with small ball and stem diameters. Ruby is regarded as the industry standard for stylus tips. It is one of the hardest materials available and suitable for most applications. Due to adhesive pickup, ruby tips are not recommended for scanning