This is a Proto #4011 puller. Proto Puller.
PROTO USA 4019 HEAVY DUTY PULLER SET 4011 BAR 4 SETS ARMS 4015 4016 4017 4018
Proto Puller Jaws #4018 for 4011 Puller Set Bolt Grip Type Jaws
Proto Puller Jaws #4017 for Use with 4011 Puller 1 Pair NO Modifications
Proto Tools 4011 Gear Puller Tool Set Vintage w case 4019 4017 4015 4016 Used
PROTO Puller Pivot Pins, (Lot of 2) J4056PN PRO4056PN 4056PN, 5/16" x 1-11/32"
(Lot of 2) PROTO Puller Pivot Pins, J4056PN PRO4056PN 4056PN, 5/16" x 1-11/32"