R21 Master Shop Assortment Contains:

(50) R41-KEY WOODRUFF WK-6 (5/32" x 5/8")
(50) R48-KEY WOODRUFF WK-61 (3/16" x 5/8")
(40) R61-RING SNAP SR-62 (5/8")
(50) R62-RING SNAP SR-75 (3/4")  
(50) R77-CLIP-E EC-58 (5/8")
(40) R75-CLIP-E EC-38 (3/8")
(25) R104-PIN ROLL (5/16" X 2")
(40) R114-PIN ROLL-(3/16" X 1-1/4")
(40) R119-SCREW SET AS-1414F-(1/4" x 1/4")
(40) R122-SCREW SET AS-51638C-(5/16" x 3/8")
(50) R149-RING-O NO-010 (1/4" x 3/8")
(50) R138-PIN COTTER CP-104 (1/8" X 1 1/4")
(10) R24-PIN HAIR HPC-101 (1/16" x 1-3/8")
(10) R25-PIN HAIR HPC-102 (3/32" x 1-5/8")
(10) R163-ZERK GREASE STRAIGHT (1/4"-28)