Manufactured from carbon steel. Use for accurate tapping and reaming in tight spaces. Fits onto 3/8"Sq drive ratchets. Knurled ring twists to help tighten taps securely. Fits taps with shank size up to 10mm.
Specification
 
 -  Use for accurate tapping and reaming in tight spaces.
-  Fits onto 3/8"Sq drive ratchets.
-  Knurled ring twists to help tighten taps securely.
-  Maximum Square Size: 4mm, 7mm.
-  Model No. AK872