Pro'sKit Temperate/Humidity/Dew Point Meter Cordless Caulking Gun 01mm 3µm Hardened Steel -

01mm 3µm Hardened Steel - Micrometer Head only

Chuck: 3/8" (10mm)

Self drilling screw: 6 mm (1/4″) Driving Shank (Hex) 6

Hex-Key is called Allen key because it is a hexagonal set screw and wrench for fastening them

Pro'sKit Temperate/Humidity/Dew Point Meter Cordless Caulking Gun 01mm 3µm Hardened Steel -HIGHLIGHTS: Tests ambient temperature, relative humidity, wet Bulb, dew Point temperature Data memory up to 99 memories Unit F C selection High Precision & Portable for measuring Extra functions: Max. Min. value, Low battery indication, Auto power off, Backlight, Date hold SPECIFICATIONS: Temperature Range 20~60C( 4F~140F) Temperature Accuracy 1C(0~45C), 1. 5C( 20~0C, 45~60C) Humidity Range 0~100%RH Humidity Accuracy 3%(20%~80%), 4%(0~20%, 80%~100%)