This package Includes a set of wire stripping tool and a blue wire Twisters, ready to deliver upgraded user; This tool ' s masterful allows effective wire twisting to provide quick and safe wire connection Suitable for various common model, enhancing for your wiring need; catering to different wiring requirements with efficiency This wire stripper tool package includes 1 / 4 " chuck for proper alignments of most drill bit and wire twisters; the manual and electric provide flexibility fitting several wiring need, which include for effective twist wire measurements Our wire Twisters for drill simplifies your wiring tasks by significantly reducing the occurrences of finger after prolonged use; The advanced mechanism providing you a and firm electrical connection that endures time and use the with our wire stripper tool for drill, which is selected from ABS and steel, and wire stripping tool is selected from 45 # precisions steel; The precisions steel contributes to good and precisions, Manufacturer: JIAJUGUIFU