This micro twist drill bits set is of Steel (Drill Bit tip) and high speed steel (grip), which is with high strength and high hardness performance.
Precise and professional , the specification of drill bits is from 0.1mm to 1.0mm.
Application: All kind of industrial and mechanical purposes
Material: steel + High-speed steel
Specification: 0.1-1.0mm (0.1mm ,0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm)
Quantity: 1 set(10pcs)
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1set x Micro Twist Drill Bits