Home / Milling / Mill Tooling / Holder, Shell Mill, BT-40, 3/4″, Pioneer Holder, Shell Mill, BT-40, 3/4″, Pioneer$60.00 Category: Mill Tooling Description Description Pioneer BT40 Shell Mill Holder 3/4″ Related products Boring Cartridge, Adjustable, Rigibore Micro TR 5B 2 (NOS) (2 Available) $24.95 Read more Holder, Boring Bar, 30 NMTB, 3/4″ Bars $79.00 Read more Holder, End Mill, 40 NMTB 5/8″ EM $40.00 Read more Holder, End Mill, 40 NMTB, 1″ EM $40.00 Read more