Copper coated steel. see photos for more information. Weld key tabs are 2.0mm thick. Steel flat / straight welding key tabs.

Non-Domestic Product: No
Warranty: Unspecified Length
Product made for steel repairs only: Yes
Custom Bundle: No
Manufacturer Part Number: GAT-PTKS-F100
Made for Collision and auto body repairs: Yes
Modified Item: No
Brand: Grade A Tools
Will work with :: Most dent pulling equioment (steel)
Type: Dent Removal Tool
2mm Thick Copper coated steel: YES
Country/Region of Manufacture: China
Unit Quantity: Bag of 100
Steel Flat - Copper coated steel: Yes
Made for professional use: YES
Copper coated steel: YES
UPC: 3503634112998