Semi-Flush Slitting Saw Holders - Semi flush nose cap gets in tight areas. - Change saw width without spacers. - face is held perpendicular to centerline within .0002". - Pilot diameter is sized for precision fit with cutter and is keyed for positive drive. - Designed for slitting saws up to 5/16" thick - wider cutters use Stub Arbor Holder. Notes - Shiny shank toolholders standard. - For black oxide finish on toolholders add "A" to end of part number. - Order retention knobs separately.