Mastercool 98061 Digital Vacuum Gauge in Case Type_Spark Plug Tools Features an impact resistat strain

Features an impact resistat strain relief and spirial bend restrictors for more flexibility

Active circuit unit beeps 3 times & displays amp value

8663 - Installer Washer  - 41mm / 73mm OD (code mark 8)

Hone for 1/2" - 1-3/4"

Place the support over a hood adjuster

Mastercool 98061 Digital Vacuum Gauge in Case Type_Spark Plug Tools Features an impact resistat strainHigh quality thermocouple sensor and microcomputer This unit has measurement capability ranging from atmosphere to 1 micron Automatic Warm up Low Battery Indicator Programmable Vacuum Level Light Replaceable Sensor (no calibration required) Sensor or Cable Disconnect Indicator (displays 888888 with Red LED) Protective Rubber Boot for Durability Heavy Duty Hook folds back into unit for compact storage AC DC Connector capability Auto Off after 10