• Made of premium steel for superior durability and corrosion resistance
• Deliver up to 33% more torque than ordinary hex keys
• Keys 1/8" & 3mm and larger have size permanently laser marked on the key
• Extra-long length offers greater access to hard to reach fasteners
• Includes: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm, 10 mm

Specifications:
No. Of Keys: 9
Drive Type: Metric
Overall Dimensions: 13-1/4" L x 4" W x 1-1/4" H
Weight: 1 lbs.