X-LS bits are used for screwdriving of slotted screws.
X-PH bits for Phillips cross head screws
are the world's most popular screwdriver bits.
X-PZ, the further development of Phillips bits,
are used for screwdriving of Pozidriv® cross head screws.
X-H are used for screwdriving of screws with internal hex shanks.
X-T bits for Torx® screws are for secure transmission of torque through circular toothed profiles without axial pressure on grip surface
of screw head.
Pozidriv® is a registered trademark of European Industrial Services Limited. Тоrx® is a registered trademark of Camcar Div., Textron Inc.