INGCO AKD1075 7Pcs HSS twist drill bits set

Viewing area:92?42mm Cartridge size:110?90?9mm Arc sensor:2
Optical class:1/1/1/2 Light state: DIN 4
Dark state: variable shade, 9 ~13 Shade control: external, variable Power ON/OFF: fully automatic Sensitivity control: auto
UV/IR protection: DIN 16
Power supply: solar cells+2*CR2032 lithium batteries
Switching time:1/15000s,from light to dark
Dark to light(Delay): 0.1-1.0 auto
Low amperage TIG:?10amps(DC),
?10amps(AC) Grinding function :yes Low volume alarm:yes
Operating tep:-5?~+55? Storing tep:-20?~+70?

Voltage: 220-240V~50/60Hz Input power: 550W
No-load speed: 16000rpm Planning width&depth: 82x1mm Heavy duty aluminum base Aluminum side cover
Include:
1 Pcs socket wrench , 1 Pcs parallel guide Packed by color box