The Stahlwille 13A/20 Open-Box combination spanner (also called wrench) set is used to tighten nuts in a range of sizes. Each spanner is constructed of chrome-plated chrome-alloy steel for durability and wear-resistance. The ring end of the spanner is offset 15 degrees from the shaft. The set of 20 combination spanner wrenches includes one each of the following sizes: 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 19/32", 5/8", 11/16", 3/4", 25/32", 13/16", 7/8", 15/16", 1", 1-1/16", 1-1/8", and 1-1/4".

Stahlwille manufactures hand, power, and measurement tools such as socket sets, air impact tools, calipers, and electromechanical torque wrenches for the automotive, aerospace, energy, and manufacturing industries. The company, founded in 1862, is headquartered in Wuppertal, Germany.

What's in the Box?

• 1/4" combination spanner/wrench
• 9/32" combination spanner/wrench
• 5/16" combination spanner/wrench
• 11/32" combination spanner/wrench
• 3/8" combination spanner/wrench
• 7/16" combination spanner/wrench
• 1/2" combination spanner/wrench
• 9/16" combination spanner/wrench
• 19/32" combination spanner/wrench
• 5/8" combination spanner/wrench
• 11/16" combination spanner/wrench
• 3/4" combination spanner/wrench
• 25/32" combination spanner/wrench
• 13/16" combination spanner/wrench
• 7/8" combination spanner/wrench
• 15/16" combination spanner/wrench
• 1" combination spanner/wrench
• 1-1/16" combination spanner/wrench
• 1-1/8" combination spanner/wrench
• 1-1/4" combination spanner/wrench