This 20-piece set includes both metric and AF hex keys, made from heat treated carbon steel with a black finish. The set provides a range of commonly used sizes.

Features:

• 10 metric hex keys
• 10 AF hex keys
• Made from heat treated carbon steel
• Black finish

Specifications:

• Metric sizes: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 5.5 mm, 6 mm, 8 mm, 10 mm
• AF sizes: 1/16", 5/16", 3/32", 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 3/8"
• Package dimensions: 13 x 19 x 3 cm