Threads & pullers
Metric coarse and fine threads with pitch and tapping drill, plus the documented flywheel puller threads M17x1, M22x1.5, M26x1.5, M27x1.25.
Open table →Reference
Tables
Standard values you need at the workbench all the time: threads, across flats sizes, tightening torques, bearing designations. Every table names its source. Vehicle-specific values only appear where they are documented.
All tables
Tightening torques
Guide values for metric coarse thread M4 to M20 by property class 8.8, 10.9 and 12.9, with a converter and notes on aluminium and extensions.
Open table →Across flats sizes
Which across flats size belongs to which thread: hexagon to ISO 272 and old DIN, hexagon socket to DIN 912. From M3 to M30.
Open table →Ball bearing designations
Deep groove ball bearings 6000, 6200 and 6300 with dimensions to DIN 625, the bore code explained and the meaning of the suffixes 2RS, 2Z, C3 and the like.
Open table →Feeler gauge values
All the feeler gauge measuring points on mopeds, with documented values for Bosch ignition systems and a pointer to where the rest is found.
Open table →