background
bit
bore
borer
boring
carbide
chisel
closeup
cone
construction
cutter
cutting
drill
drilling
engineering
equipment
exploration
fuel
gas
gasoline
hard
hole
industrial
industry
instrument
isolated
metal
milling
mining
mobility
natural
oil
part
petroleum
platform
rig
rock
roller
section
steel
technology
teeth
tool
torque
tricone
tungsten
turning
well
white
work
定額
Close up view on drill bit roller cutter for drilling machines and equipment for oil and gas industry. Modern drill bits with diamond and composite teeth.の素材 [FY310158819946]
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