• suitable for Mercedes-Benz CDI engines
• for reaming the broken-off expansion bolt & repairing the M6 thread in the cylinder head
• time saving as the replacement of the cylinder head and the removal of injectors and valve covers is not necessary
• damaged thread is reworked to size M8 x 1

scope of delivery:

• 1 twist drill 6 mm, with adjusting ring for drilled depth
• 1 step drill 7 to 8 mm, with adjusting ring for drilled depth
• 1 guide sleeve for 6 mm twist drill
• 1 tap M8 x 1
• 1 assembly tool for threaded inserts
• 5 threaded inserts, inner thread M6 x 1 / outer thread M8 x 1