Jig Saw Blades

Shank Type:

A: T Shank
The blade with "T" shank developed by BOSCH company originally, and presently is
widely used by manufacturers listing as following:
AEG,  BOSCH,  ELU,  FESTO,  FLEX,  HITACHI,  HOLZ-HER,  LENOX,  KRESS,  MAFELL,
MAKITA,  METABO,  MILWAUKEE,  SPARKY.

B:  Makita Type
MAKITA's special standard, only applicable to MAKITA's machines.

C: Half-bore Type
D: Bore-half Type
E: U-shank Type
All the above three kind of the shank are sometime called "U" shank, or UNIVERSAL shank.

"U" shank regarded as American standard, widely used by the tools outside the European.
For: BLACK & DECKER,  KRESS,  RYOBI,  SKIL,  STANLEY,  WOLF.