You are bidding on a used HPI Pioneer BT40 ER32 Collet Chuck design for standard BT40 spindles. This holder is coolant thru the center and DIN AD/B flange coolant. Projection from spindle face is 160mm or 6.30" In original packaging, this is a holder only.
You are bidding on a brand new HPI Pioneer BT40 ER25 Collet Chuck design for standard BT40 spindles. This holder is coolant thru the center. Projection from spindle face is 150mm or 5.91".
You are bidding on a brand new HPI Pioneer BT40 ER20 Collet Chuck design for standard BT40 spindles. This holder is coolant thru the center and DIN AD/B flange coolant. Projection from spindle face is 160mm or 6.30".
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