Apex HTS-2 1/4" Hi-Torque #2 Square Drive Insert Bit at SkyGeek.com
1" Fit-Perfect Torx T8 Impact Screwdriver Insert Bit Set Hi Torque 1/4 Hex Small Metric Size ColdForged S2 Shock Resistant Hard Steel Six Point Star Head Key Industrial Heavy Duty Power Tool
Square Drive Insert Bit, Hi-Torque Drive, 3 Point Size - Hi-Line Inc.