MITUTOYOs Series 101 Micrometers are one of the basic and most popular of all micrometers because of their functional and balanced design. FEATURES: Carbide-tipped anvil and spindle, micro-lapped for high degree of flatness and parallelism, greater accuracy and tool life. Deep U-throat design for greater work clearance. Ratchet Stop or Friction Thimble for consistent repetitive measuring pressure. Positive and wear-adjustable spindle lock. Standard Bar furnished for micrometers with ranges 2" (50mm) and more. Supplied with fitted carrying case. Satin-chrome finish throughout. Fraction to decimal table on frame (.0001" reading micrometers up to 2" range only).