From Amazon
Wera 8006 SC 1 Zyklop Hybrid Socket Set with Ratchet Extension in Socket Twist/Lock Pouch, metric 13 piece, 05004090001
Conrad Electronic
Wera 8006 SC 1 Bit set Metric 1/2 (12.5 mm) 13-piece 05004090001
This product is also available at 1 unverified merchant.