THE AMEC 130627-544 SPECIAL SPADE DRILL HOLDER BY ALLIED MACHINE & ENGINEERING IS A 2-FLUTE HOLDER DESIGNED FOR EFFICIENT DRILLING. THE HOLDER HAS AN OVERALL LENGTH (OAL) OF 6.75” AND FEATURES A SHANK LENGTH OF 2.25” WITH A SHANK DIAMETER OF 1.25”. IT IS IDENTIFIED AS A 2.5 TAH 114.AAMM, TSC TYPE. THE DRILL END DIAMETER IS 1.25", AND IT IS 4” LONG.