Bison 7-192-410 Machine Tool Arbors & Arbor Adapters; Adapter Type: Sawblade Holder; Milling Arbor Style: Semi-Flush; Shank Type: Taper; Taper Size: CAT 40; Taper Size: CAT 40; Overall Length (Decimal Inch): 6.7000; Arbor Diameter (Inch): 1; Arbor Di