Tool system
ER Collet Chuck
JIS B6339
L1
Dimension (mm)
Product code
Stock
Spindle
Nut
Collet(selected)
D1
D2 28 28 28 34 34 34 42 42 50 50 63 63 63
L1 70
○ ● ○ ○ ● ○ ● ○ ● ○ ● ○ ○
BT50 BT50 BT50 BT50 BT50 BT50 BT50 BT50 BT50 BT50 BT50 BT50 BT50
4-10 4-10 4-10 4-12 4-12 4-12 4-16 4-16 4-20 4-20 4-26 4-26 4-26
ER16-A ER16-A ER16-A ER20-A ER20-A ER20-A
ER16 ER16 ER16 ER20 ER20 ER20 ER25 ER25 ER32 ER32 ER40 ER40 ER40
BT50-ER16-70 BT50-ER16-100 BT50-ER16-150 BT50-ER20-70 BT50-ER20-100 BT50-ER20-150 BT50-ER25-100 BT50-ER25-150 BT50-ER32-100 BT50-ER32-150 BT50-ER40-100 BT50-ER40-150 BT50-ER40-200
100 150
70
100 150 100 150 100 150 100 150 200
ER25-UM ER25-UM ER32-UM ER32-UM ER40-UM ER40-UM ER40-UM
●： Stocked ○： Unstocked
Marked: Wrench and ER collet can be ordered
Tool combination
438
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