Bit Adapter - 1/4" to 1/4" - Turn Any Ratchet Into a Driver! Ingenious adapter lets you turn any hand or power tool with 1/4" anvil into a driver Use with ANY 1/4" hex-shaft bit - screwdriver, TORX, security, tamper-proof, hex High-productivity fastener driving without expensive driver socket; ball-bearing tension bit grip Works with hand ratchets & driver handles, power tools and air tools; also available for 3/8"-drive Heavy-duty Chrome-Vanadium steel alloy holds up to even high-torque applications