Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Diamond K Supply, Ltd. ← View details 3671 Mount Diablo Boulevard, Lafayette, CA 94549 +1 925-284-4477