Mini Drill, 10pcs 0.3-1.2mm Mini Tungsten Steel Drill Bits Kit, for PCB Circuit Board CNC Jewelry Engraving Woodworking

• Strictly symmetrical cutting edge can ensure high efficient working and avoid the deviation in drilling.
• Small chip removal resistance, smooth to remove chips and drill holes,Sharper cutting edge can reduce cutting force and improve drilling quality.
• The printing hard alloy plate tool set includes 10 drill bits; 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm and 1.2mm. Made of tungsten steel, high wear resistance, not easy to bend and break, the drill bit set provides a wide range of operations to meet various needs.
• Can be applied to PCB, SMT, mould, hardware processing, electronic industry, etc.
• We provide customer service 24 hours a day at any time. If there is any problem with the product, do not hesitate to contact us. Customer satisfaction is our first objective

Features: 1. Made of tungsten steel, high wear resistance, not easy to bend and break. 2. Small chip removal resistance, smooth to remove chips and drill holes. 3. Sharper cutting edge can reduce cutting force and improve drilling quality. 4. Strictly symmetrical cutting edge can ensure high efficient working and avoid the deviation in drilling. 5. Can be applied to PCB, SMT, mould, hardware processing, electronic industry, etc. Specifications: Condition: 100% Brand New Material: Tungsten Steel Size: Approx. 9*5.4*1cm/3.54*2.13*0.39in Weight: Approx.37g/1.31oz Package List: 10 * Drill Bits