Question:Do they make them for 3/8 drivers? Answer:Our screwdriver bits holders are specially designed for a 1/4inch screwdriver with hex shank. Not applicable for 3/8inch screwdriver
Question:To release the bit, do you pull the chuck back (toward the keyring) or forward (away from the keyring)? This is important to me, if someone knows? Answer:Thank you for asking. Pull it forward, and you can release the bits.
Keychain Bit Holder-- Extension Bar comes with a keychain buckle, which can be easily to install on chain buckles. Compact and portable, easy to carry around.
Durable & Strong-- This Screwdriver Bits Holder Set is made of high quality aluminum alloy for higher hardness. The powerful ball lock buckle can carry tools up to 500g in weight.
Bit Holder for Drill-- Fits for universal 1/4 inch hex shank and 1/4 inch hex socket fit most electric drivers, hand-held drivers and bits. Making this extension holder very handy and flexible!