From Amazon
Wera 05073391001 Hex-Plus Hex Key Set 950 PKL/9 SB High Torque with Ball-end, Metric Long Chrome Plate, 1.5 mm-10 mm, 9-Piece
Acme Tools
Wera Tools Metric Chrome Plated 950/9 Hex-Plus 1 SB L-Key Set
Conrad Electronic
Wera 950 PKL/9 SM N SB Allen Allen key set 9-piece