Any size Apex Frearson 3/8" Female Square Drive Bit will fit any size recess. These Drives feature premium tool alloys and proprietary heat treatments. Avoid typical problems like shattering and premature bit wear with Apex's premium tool alloys and proprietary heat treatments.
For help choosing the correct Fastener Tool or Bit for your application, please call (800) 608-5210 or email info@intlairtool.com.