MIYANAGA
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Metal borer 350A/500A METAL-BORER 350A/500A
Nitto One-touch type.
Realize high-speed and high-precision drilling with a minimal force.

350A
■Cutter size: ø14mm to 40mm
■Max. drilling depth: 35mm
500A
■Cutter size: ø18mm to 65mm
■Max. drilling depth: 50mm
■Magnetic drill presses, upright drilling
  machines, radial drilling machines, etc.
miyanaga
Metal borers 350/500 Metal borers 350/500
M18 thread type.
High-speed and high-precision drilling is possible with a minimal force.

350
■Cutter size: ø14mm to 35mm
■Max. drilling depth: 35mm
500
■Cutter size: ø18mm to 80mm
■Max. drilling depth: 50mm
■Magnetic drill presses, upright drilling
  machines, radial drilling machines, etc.
miyanaga
Metal borers 350S/500S Metal borers 350S/500S
19mm Weldon Shank.
High-speed and high-precision drilling is possible with a minimal force.

350S
■Cutter size: ø14mm to 40mm
■Max. drilling depth: 35mm
500S
■Cutter size: ø17.5mm to 65mm
■Max. drilling depth: 50mm
■Magnetic drill presses, upright drilling
  machines, radial drilling machines, etc.
Metal borers M500 Metal borers M500
Takes only one and a half minutes for cutting a large-diameter hole of 50mm into steel plates of 50mm thickness.
Quick-change cutter type!

■Cutter size: ø35mm to 150mm
■Max. drilling depth: 50mm
■Many kinds of machine tools (5-h.p. or larger)
Metal borers 350LT Lock-tec Metal borers 350LT Lock-tec
Quick-change cutter type!
High-speed and high-precision drilling is possible with a minimal force.

■Bit size: ø12mm to 40mm
■Max. drilling depth: 35mm
■Magnetic drill presses etc.
Metal borers 500LT Lock-tec Metal borers 500LT Lock-tec
Quick-change cutter type!
High-speed and high-precision drilling is possible with a minimal force.

■Cutter size: ø18mm to 80mm
■Max. drilling depth: 50mm
■Magnetic drill presses, upright drilling
  machines, radial drilling machines, etc.