Material: HSS
Thermal treatment: Bit part 62-65HRC
Flute type: straight flute
Drilling perfectly round holes in steel, brass, copper, aluminum, wood and plastic.
Tungsten carbide tip
Hex shank
cross tips
Size:3mm,4mm,5mm,6mm,8mm,10mm,12mm
Smooth drilling
Size: 4-12mm, 4-20mm, 4-32mm
Material: HSS or Cobalt M35, HIGH SPEED STEEL
Flute Type: Spiral Flutes
Surface Finish: Bright
Application: Steel, Brass, Copper, Aluminium, Wood and Plastic Material
Surface Finish: Tin-coated
Standard: DIN338
Super coating, reduce the confection of friction, and improve the tools life much
Material: HSS+Tungsten Carbide tip
Angle: 118-135degree
Hardness: >HRC60
Application: for cutting super-hard materials, include steel, cast iron, hard metal
HSS m42 material
Efficient cutting performance
MOQ: 100pcs
Diamond grit:150#,180#,240#,320#
Diameter Size:75mm,100mm,125mm,150mm
Round radian shape Resin bond
Fine diamond grit
Electroplated manufacturing art
30pcs different types
High speed steel M35 material
Fast and durable
Precise and clean cut
Suitable for metal, plastic, wood, ceramics etc
HSS M42 material
13different sizes:19mm,22mm,25mm,28mm,32mm,38mm,44mm,54mm,64mm,76mm,89mm,102mm,127mm
Sharp and durable
Different shape available
Diamond grit: 80#,100#, 120#, 150#
Pushpin type
Diameter Sizes:6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,25mm,30mm