Ingco Digital Sound Level Meter HETSL031 Snap Ring Plier Can be easily locked/unlocked by

Can be easily locked/unlocked by inserting/removing the lock pin

Dual front speakers for stereo sound

Greenlee  1/2" - 4"  Slug-Buster® 11-Ton Hydraulic Knockout Kit with Hand Pump

Display: TRUR RMS 4000 counts

Continuous Rating Input 160W Pad size 110mm x 100mm (4-3/8″ x 4″) Abrasive disc 114mm x 140mm (4-1/2″ x 5-1/2″) Orbit per minute (OPM) 14

Ingco Digital Sound Level Meter HETSL031 Snap Ring Plier Can be easily locked/unlocked byIngco Digital Sound Level Meter Specification: 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 With 3pcs LR03 AAA batteries Packed by double bliste