The GodHand Spin Mold Blade 45 Degree with Pilot Pin Set of 5 GH-CSB45-1-3 is a professional tool designed to effectively excavate round molds with a 45 degree chamfer. It is available in 5 different sizes (1.0, 1.5, 2.0, 2.5, 3.0mm), with 1 piece for each size, and has a shaft thickness of Dia. 3mm. The blades are made of special steel for optimal performance.