Features 1、Various Sizes: Including 102pcs crimp terminal in various sizes, which will largely simplifies your working. 2、Good Material: Using tinned copper materials with good electrical conductivity, also durable with corrosion. 3、Stable Fixing: Convenient crimping makes the connection easier, and ensures firm and reliable fixing as well. 4、Practical Use: Excellent electrical wire connector suitable for home use, vehicle and so on, very practical. 5、Easy to Carry: Comes with a compact size and a light weight, both the carrying and storage are very easy. Specification Item Type: Wire Connector Material: Tinned Copper + PVC Model Size Quantity US Standard Bolts Number Bolts Hole Diameter d2 B L F H D Red Ring RV1.25 - 3 #4 3.2mm / 0.13in 5.7mm / 0.22in 17.8mm / 0.7in 4.95mm / 0.19in 10mm / 0.39in 4.3mm / 0.17in 20Pcs Red Ring RV1.25 - 4 #8 4.3mm / 0.17in 6.6mm / 0.26in 20.1mm / 0.79in 6.3mm / 0.25in 10mm / 0.39in 4.3mm / 0.17in 20Pcs Red Ring RV1.25 - 5 #10 5.3mm / 0.21in 8mm / 0.31in 21.5mm / 0.85in 7mm / 0.28in 10mm / 0.39in 4.3mm / 0.17in 20Pcs Blue Ring RV2 - 5 #10 5.3mm / 0.21in 8.5mm / 0.33in 22.5mm / 0.89in 7.75mm / 0.31in 10mm / 0.39in 4.9mm / 0.19in 10Pcs Blue Ring RV2 - 6 1/4in 6.5mm / 0.26in 12mm / 0.47in 27.6mm / 1.09in 11mm / 0.43in 10mm / 0.39in 4.9mm / 0.19in 10Pcs Black Ring RV3.5 - 4 #8 4.3mm / 0.17in 8mm / 0.31in 24.5mm / 0.96in 7.7mm / 0.3in 13mm / 0.51in 6.2mm / 0.24in 5Pcs Black Ring RV3.5 - 5 #10 5.3mm / 0.21in 8mm / 0.31in 24.5mm / 0.96in 7.7mm / 0.3in 13mm / 0.51in 6.2mm / 0.24in 5Pcs Yellow Ring RV5.5 - 4 #8 4.3mm / 0.17in 7.2mm / 0.28in 21.4mm / 0.84in 5.9mm / 0.23in 13mm / 0.51in 6.7mm / 0.26in 5Pcs Yellow Ring RV5.5 - 6 1/4in 6.5mm / 0.26in 12mm / 0.47in 31.5mm / 1.24in 13mm / 0.51in 13mm / 0.51in 6.7mm / 0.26in 5Pcs Yellow Ring RV5.5 - 8 5/16in 8.4mm / 0.33in 15mm / 0.59in 33.7mm / 1.33in 13.7mm / 0.54in 13mm / 0.51in 6.7mm / 0.26in 2Pcs Package List 102 x Wire Connector