Made of high-quality cobalt high-speed steel with titanium coating, high hardness and heat resistance, durable enough for precision drilling of stainless steel, alloy metal and hard materials.
Ultra-fine micro spiral flute design discharges tiny metal scraps smoothly, effectively avoids clogging and overheating during delicate small-hole processing.
Precise sharp cutting tip delivers stable positioning without slipping, produces smooth, burr-free tiny holes for high-precision machining requirements.
Standard uniform straight shank fits rotary tools, carving machines, mini drills and engraving machines, stable clamping with low vibration during high-speed rotation.
Widely used for jewelry carving, mold micro-hole processing, circuit board punching, watch parts processing, model making and various fine DIY precision drilling work.
Description
Material: high speed steel
Color:gold color
Shank diameter: 2.35mm
Bits size: 0.8mm, 1mm, 1.2mm,1.3mm,1.5mm,1.6mm,1.8mm, 2.0mm,
It is perfect for DIY carving enthusiasts to make unique and delicate amber, olives, beads and any other wood products.