BT HC Hydraulic Expansion Tool Holders  

BT- HC40-90L Hydraulic Expansion Tool Holders  1.BT HC Hydraulic Expansion Tool Holders ,Mechanical spindle and cutting tools and other accessories.High Precision BT shank Tool Holder ,balanced G6.3 or G2.5 For choose,With DIN6499 collet chuck can be straight shank cutter clamping various sizes 2.Iproove cleanness,precsion more stable ,surface more smooth,feel more comfortable and appearance nicer. Chuck surface is coated ,the layer is evenly ,Chemical plating solution dispersion degree of almost 100%,nickel layer is thin .This special coating can reduce Spindle abnormal wear and tear.Don't influence precision . BT Tool Holders for mechanical spindle and cutting tool and other accessory tool connection. Is a simple, popular spindle shank connection standard, mainly BT30 BT40 BT50... Etc.. Mold industry, and high-speed engraving machine, used more. Attaching importance to the reserch and products,we employs many experienced and skilled technician…