shank diameter - 3.175 mm
100% brand new and high quality
this micro twist drill bits set is made of Tungsten Steel (Drill Bit tip) and high speed steel (grip), which is with high strength and high hardness performance + Titanium Nitride Coated
precise and professional solution
application - all kind of industrial and mechanical purposes
material - Tungsten steel + High-speed steel + Titanium Nitride Coated
specification - 1.0 mm
quantity - 1 set (10 pcs)

set 10 pcs 1.0 mm Drill Bits Tool - Titanium Nitride Coated

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