Features:

• Sharper cutting edges can reduce cutting force and improve drilling quality.
• 0.5 + 0.6 + 0.7 + 0.8 + 0.9mm dimensions are included in one set to meet different needs.
• Made of tungsten carbide (Tungsten steel) with high hardness, high wear resistance, not easy to bend and
• Break down.
• Can be applied to PCB, SMT, molds, hardware processing, electronics industry, etc.

Specifications:

• Material: Tungsten steel + HSS
• Item type: 0.5 + 0.6 + 0.7 + 0.8 + 0.9mm
• Handle diameter: 3.175mm

• Quantity: 50 pcs. (each type 10 pcs.)