Mahr Indicating Snap Gage, 4″-6″ 840F – 4450003

• For cylindrical parts such as shafts, bolts and spindles, for thickness and length measurements.
• Rugged, forged steel frame with heat insulators.
• Measuring spindle is mounted in long guide way with lever-controlled retraction.
• Anvil spindle can easily be fine adjusted.
• Measuring spindle and anvil spindle are both made of hardened stainless steel, carbide-tipped or ceramic (840 FC) measuring faces.
• Adjustable center stop for automatic alignment.
• Maximum wear resistance due to non-contact positioning in conjunction with carbide-tipped measuring faces.
• Constant measuring force as a result of built-in spring, thus eliminating user influence.
• Universally applicable and extremely versatile. Each instrument spans a broad measuring range, within this range any dimension and fit can be very quickly and easily adjusted.
• Measuring Force N: 7.5
• Supplied with: Wooden case, steel flat contact points 903