Feature: 1. Insulation Holes: The soldering insulate station jig has holes around the black insulation to prevent heat transmission. This is an excellent design. 2. Aluminum Alloy Material: The welding jig is made of great aluminum alloy material, fine workmanship, sturdy and wear resistance, corrosion resistance and long service life. 3. Regulated Connection: The plug slot can be extended up to 7mm and it can help to control your model better. 4. Robust and Practical: This soldering insulate station jig is made of aluminum alloy material, superb craftsmanship, sturdy and practical, and can be suitable for a long term under the correct operation. 5. Wide Compatibility: The welding jig is widely compatible for T, for XT60, for XT90, for mini T, etc. 2.0, 3.5 and 4.0mm banana plug connectors and other models. Specification: Item Type: Soldering Insulate Station Jig Material: Aluminum alloy Color: Red, Black, Silver Hole Support: For XT90, for XT60, for regular T plug, for mini T plug Round Hole Size: Approx. 2.4mm/ 0.09in 2.7mm/ 0.11in 3.2mm/ 0.13in 4.3mm/ 0.17in 4.6mm/ 0.18in 5.0mm/ 0.20in 5.3mm/ 0.21in 5.8mm/ 0.23in 6.9mm/ 0.27in 7.8mm/ 0.31in 8.3mm/ 0.33in 10.4mm/0.41in Application: Suitable for XT60 XT90 banana plug connector.. Package List: 1 x Soldering Insulate Station Jig Note: Since banana plug connectors vary from manufacturer to manufacturer and size to size, this product is not a 100% match for the banana plug connector you use.