Internal screwdrivers are smaller so use is limited. If the end is the same size as the nut you want to remove but is smooth, it will need to be hammered in. Enter the target defeated
π§ Effortless Spark Plug Boot Removal Tool for Mercedes Benz V6 V8 - EWK 17mm Wrench
9 Review
π ABN Inline Spark Plug Tester β Straight Boot Ignition Test Light for Small Engine Vehicles: Cars, Motorcycles, Lawn Mowers, Chainsaws
9 Review
π§ CUTTEREX Carpet Puller Clamp: Enhanced Carpet Pulling Claw for Easy Installation or Removal
10 Review
Sunex 884504: High-Quality 3/8-Inch Drive Thin Wall Spark Plug Socket - Metric CR-MO Construction
9 Review