1. made of HSS Bi-metal M42 (Cobalt 8%）
2. Size: 32*40*92mm (cutting width:34mm,cutting depth:40mm,total length:92mm)
3. TPI: 18T, for wood,plastic,drywall,nail,soft metal cutting
4. Universal shank,starlock and quick change design,can be fit for 98% brands and model machines in market as bosch,fein,dremel,makita,dewalt,and so on.