This is a Snap On Tools Green 3/8” Dr Compact Head Flex Head Soft Grip Ratchet FHCLF72. There are no owners marks present.

Brand: Snap on
Type: Flex Head Ratchet
Warranty: No Warranty
Quick Release: No
Manufacturer Part Number: FHCLF72
Set or Single Item: Single Item
Drive Size: 3/8in.