Geinxurn 4 Inches Impact Screwdriver Bit HoldersMagnetic Extension Quick-Change Socket Drill Bit Holder with Screwdriver Bits

Geinxurn Impact Screwdriver Bit Holders4 Inches Impact Screwdriver Bit Holders and 2 Inches Screwdriver BitAbsorbs torque peaks to reduce breakage and comes with high-visibility sleeves for greater user convenienceThe magnet is located inside the tube and Interface come with locking mechanism, securely holds the bits in placeThis extension bit shaft is very straight, it almost has no wobbling when you use it with impact screwdriverWidely used