.Speed 15,000 RPM, Mount Type Mounted, Package Quantity 2 Rotary Tool Brush, Bristle Material Stainless Steel, Brush Diameter 1/8 in, Shank Diameter 1/8 in, Brush Type Straight, Bristle Type Straight, Material Application Aluminum, White Metals, Pewter, Silver, Stainless Steel, Max.
4 Type 2 Standards, Operating Temp.1 dB, Display LCD, Analog 125 ms, Digital 750 ms Response Time, Microphone Type Electret Condenser, Standards IEC651 Type 2 & ANSI S1..Range -32 Degrees to 104 Degrees F (0 Degrees to 40 Degrees C), (3) AAA Battery Type, Includes Carry Strap, Hard Case, Manual, No Calibration Certificate Sound Level Meter, 30 to 120 dB dB Range, Frequency Range 31.