H. W. Attridge
Hebrews (Hermeneia)
Fortress, 1989

Lincoln: "detailed scholarly commentary that pays particular attention to backgorund sources…"

Philip Edgeumbe Hughes
A Commentary on the Epistle to the Hebrews
Eerdmans, 1977

Good; Lincoln:"theologically oriented exegesis."

C. R. Koester
Hebrews (Anchor)
Doubleday, 2001

Lincoln: "Currently the most up-to-date and balanced scholarly commentary."

W. L. Lane
Hebrews (WBC)
Word, 1991

Andrew Lincoln
Hebrews: A Guide
T&T Clark, 2006

Compact; reviews other commentaries; topical perspective

Robert H. Smith
Hebrews (ACNT)
Augsburg, 1984

Full disclosure: He was my NT prof. and a great one.