Broken glow plug puller KROFTOOLS

1
Pull bolt
2
Step drill 3.5mm
3
Tap M8
Ref: 4445M8X1
4
Become M10
Ref: 4445M10X1
5
Tap 1/4"
Ref: 44451/4
6
T handle
Ref: 4445D
7
Step drill 7mm
Ref: 4445BR7
8
Step drill 8mm
Ref: 445BR9
9
3mm internal hexagon
10
Special socket E10
11
Guide sleeve 3.5mm
12
Cone center tool, spindle 12mm hex / nut 30mm hex
13
Drill installer
Instruction:
https://www.youtube.com/watch?v=_eNjzNhDyKY&ab_channel=KROFTOOLS
For M8 and M10 spark plugs