Description:10pcs 3.175mm Shank 1.0mm Micro Drill Bits PCB Print Circuit Board Carbide CNC Engraving Tool
Specification:Handle diameter: 3.175mm
Tool diameter: 1.0mm
Fit for: PCB drilling machines, engraving machine, CNC and high precision special drilling equipment.
Features:Drill has a large scraps discharge space,little resietance and smoothly during the scraps dischange.
Using high quaility materials and fine grinding process makes bit more sharp cutting edge, reduce cutting force and broken drill and improve the quality of hole wall.
The cutting edges strictly avoid partial hole,ensure the quality.
Long life in normal working condition.
Package Included:10 x Drill Bits
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