Specification model:

16mm spark plug wrench

21mm spark plug wrench

14mm spark plug wrench

16mm extension rod spark plug wrench

21mm extension rod spark plug wrench

16/21mm dual-purpose spark plug wrench

Rubber handle spark plug dual-purpose sleeve

1/2 16mm spark plug sleeve

1/2 16mm spark plug sleeve + T-type connecting rod

1/2 21mm spark plug sleeve

1/2 21mm spark plug sleeve + T-type connecting rod

Spring 14 spark plug sleeve