2024-09-29
Hand drill characteristics and structural analysis of the use of hand drill
1, hand drill is a single insulated handheld drill, with safe, reliable, advanced and reasonable structure technology, fast speed, high efficiency, easy maintenance. To comply with IEC international safety standards, in line with GB3883.1 "Safety of hand-held electric tools" and GB5580 "drill" standard.Household multifunction hand drill...
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