Mtrial: Nickel Titanium
Standard: Gold
Heat treatment Standard: Martensite
Working Length: 21, 25, 31mm
Recommended Rotary Speed: 300-400 RPM
Recommended Temp: ≤134℃
Package: 2 or 4 pcs/box

Mtrial: Nickel Titanium
Standard: Gold
Heat treatment Standard: Austenite
Working Length: 21, 25, 31mm
Recommended Rotary Speed: 200-350 RPM
Recommended Temp: ≤134℃
Package: 5 pcs/box

Material: Nickel Titanium
Standard: Blue
Heat treatment Standard: Martensite
Working Length: 21, 25, 31mm
Recommended Rotary Speed: 350-400 RPM
Recommended Temp: ≤134℃
Package: 5 pcs/box