- Wholesale 7-IN-1 RATCHET SCREWDRIVER SET - Reversible ratchet driver - Includes 4mm slotted, 5mm slotted, 6mm slotted, PH0, PH1, and PH3 - Bits store in the handle . Durable chrome vanadium construction ⚠ WARNING: This product can expose you to BEHP/LEAD, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.