#1	4 Tungsten Carbide Steel Bits 18 shank Made of ultrafine grain carbide material processing hardness can reach HRA80
#2	4 Diamond Bits Suitable for Utool engraver and most rotary tool leave smooth and coherent shallow on the surface of work piece
#3	1 Allen Wrench matches with 1 Chuck Tightening Screw 116 diameter Able to installing or removing accessories flexibly
#4	Multipurpose Use on stone glass metal hardwood tile ceramics marble granite and other hard materials with suitable speed
#5	Performance High wear resistance high strength and hardness antiimpairment and long tool life for engraving and carving