9-in-1 Square Drive Ratcheting Multi-Bit Screwdriver

BEST All in ONE SCREWDRIVER - Klein vs Milwaukee square slot combination screwdriver Screwdriver Bits · Screw Measurement Tools · Wood Drill Bits Zinc Plated Machine Screw, Large Truss Head, Combined Square Slot Drive, M4, Type B Point square slot cutter 20 piece Stanley Screwdriver Set STANLEY® Multifunctional Screwdriver Set 0-62

jssd slot screwdriver blade , a worm , an oil bottle formed in the hollow cavity within the main body , and a square slot in the head of the second pattern ramrod