1. made of 65Mn Steel Hardness up to HRC56
2. Size: 20*40*92mm (cutting width:20mm,cutting depth:40mm,total length:92mm)
3. TPI: 18TPI
4. Universal shank,quick change design,can be fit for 98% brands and model machines in market as bosch,fein,dremel,makita,dewalt,and so on. (please note: this blade cann't fit for starlock system machines)