The DEWALT 14 piece drive guide set clip strip is designed to eliminate wobbling and slipping when driving long screws and fasteners. DEWALT understands that, on real-world jobsites, common mistakes can be frustrating and costly. The magnetic drive guide holds 1 In. screwdriver bits in place to avoid finger injuries and damaged work surfaces, no matter what the material. With a self-retracting guide sleeve, the drive guide will never get in the way or hold you back on an important job.