10pcs PCB Carbide Drill Bits MM for CNC Circuit Board Engraving

Package Include1 x 10Pcs of 0.8mm PCB Carbide Drill Bits Micro Engraving Drill Set for Circuit BoardGoods Descriptionmini drill bit set 8mm.engraving bits Cutting diameter all are 0.precision pcb drill bits Suitable for drilling in tough material, including aluminium, cast iron, brass, copper, magnesium alloy, plastics, etc.pcb bit Industrial grade tungsten steel for higher durability.carbide pcb engraving bits for DIY, home, general building and engineering use.Engraving Drill Bits This item is a set of 10pcs professional and practical drill bitFeatures- Material: Cemented carbide.-Product Info:drill- cutting edge, milling, hole and plate edge, surface clean, neat, no mini drill bits.- Have sufficient bending strength and wear resistance; High hardness, high wear resistance, high strength pcb drill bit.R: 0.45/0.5/0.55mm Length: 7mm; mini drill bit set- Diameter: 3.175mm multifunction circuit board drill bits.- Overall Length: About 38.1mm miniature pcb drill bits.R: 0.15mm Length: 2.7mm; tile drill bit- Cutting Diameter: 0.8mm cnc drill bits.- Use of ultra-fine grain carbide material with good milling, cutting performance, ensure high work efficiency solid carbide drill bit set.- Quantity: 1 set (10pcs) pcb engraving bit.R: 0.1mm Length: 1.8mm; precision pcb drill bits- Perfect in PCB, , CNC, Mould, plastic fiber, carbon fiber, super hard wood, printed circuit board, other precision parts processing mini drill kit.- circuit board drill bitsR: 0.2mm Length: 3.5mm; mini drill set

• Circuit board drill bits--without sticking, smokeless, odorless and silent during processing,tile drill bit
• Pcb drill--have sufficient bending strength and wear resistance; high hardness, high wear resistance, high strength,pcb drill bit set
• Engraving drill bits--perfect in pcb, , cnc, mould, plastic fiber, carbon fiber, super hard wood, printed circuit board, other precision parts processing,drill set
• Solid carbide drill bit--cutting edge, milling, hole and plate edge, surface clean, neat, no ,carbide pcb engraving bit
• Bits for hand drills--use of ultra-fine grain carbide material with good milling, cutting performance, ensure high work efficiency,mini hand drill bits