(1) A transmission shaft is driven by a flat key.

(2) Note the screw head cannot exceed the flat key , or release the clutch pedal unit.

(3) Lock damage or flat key to lose to also want to replace just in time.

(4) Patent technology push pressure type flat key, button area twice than traditional become warped plate above, even at night can also convenient operation.

(5) We provide a novel data security scheme based on a key management scheme which adopts flat key management architecture and relying on the difficulty on computing discrete logarithm.

(6) Interesting BE, many united at heart lock set source versions doesn't have flat key eye son, this show is once pledging love, then having no way out.

(7) Press fit buttons with other than centered round holes will use dowel locator for position or flat key. Dowel locators are preferred due to space requirements.