Side Milling Arbor With Quad Drive Key Assist

A side milling cutter arbor comprising:

• (a) a first member having a generally cylindrical body portion and a reduced diameter shank portion connected to said body portion, said body portion including a longitudinal bore having a first portion having a key way and a second portion, said second portion being generally rectangular in cross-section;
• (b) a second member removably connected to said first member, said second member having a flange portion, an intermediate portion having a key receivable within said key way and an end portion, said end portion being generally rectangular in cross-section and to be closely receivable within said second portion of said longitudinal bore of said first member;
• and
• (c) a third member for interconnecting said first and second members.

A side milling cutter arbor comprising:

• (a) a first member having a generally cylindrical body portion and a reduced diameter shank portion connected to said body portion, said body portion including a generally cylindrical longitudinal bore having a first portion having a key way and a second portion, said second portion being generally rectangular in cross-section;
• (b) a second member removably connected to said first member, said second member having a flange portion, a generally cylindrical intermediate portion having a key receivable within said key way and an end portion, said end portion being generally rectangular in cross-section and to be closely receivable within said second portion of said longitudinal bore of said first member;
• and
• (c) a third member for interconnecting said first and second members, said third member having a head portion and a threaded shank portion.