and extra carbon brushes for versatile rotary tool use

Designed with an oil-free system

Engine Speed :3600RPM

Semi-Automatic Choke Automatically returns toward the operating position after the engine starts

The L-Shape design on one end provides for the ability to use a torque bar to obtain specifically desired torque settings

Wadfow WJN3501 Digital Sound Level Meter 130dB (2608901637) and extra carbon brushes forWadfow WJN3501 Digital Sound Level Meter 130dB "Measuring range: 30 130dB Dynamic range: 50dB Sound pressure accuracy:1. 5dB(94dB@1KHz) ,1. 5dB(94dB@8KHz) Frequency response: 30Hz 8KHz Microphone: Polarized capacitance microphone With backlight function With lower battery indication function