BT Drill Chuck Arbors

Material: 40Cr

Hardness: HRC48-52

Accuracy: 0.005mm

Package: Plastic box

Type: BT30 BT40 BT50

Balanced: G6.3/12000rpm   G2.5/20000rpm

Standard form: AD  AD/B

According to needs to be possible to provide the balanced hilt,the standard precision is G6.3/12000rpm.the precise precision is G2.5/20000rpm.

The holder is made of imported high strength material andhas high wear resistance after special treatment

The shank is connected with the spindle of the machine,and the front end is used in conjunction with various internalcone drillchucks

OrderNo.

BT-NO.S-L1 L2 L D D1 Drawbar thread Wtkg

BT30-J1-45 16.669 110 9.754 31.75 M12 0.60

BT30-J2-45 22.225 115.6 14.199 31.75 M12 0.70

BT30-J3-45 30 956 124.4 20.599 31.75 M12 0.80

BT30-J4-45 42.069 135.4 28.55 31.75 M12 0.85

BT30-J5-45 47.625 141 35.89 31.75 M12 0.90

BT30-J6-45 25.4 118.8 17.17 31.75 M12 0.75

BT130J33-45 25.4 118.8 15.850 31.75 M12 0.75