This is a 5.0mm Tap and Drill Set from Great Planes.
FEATURES: Steel Tap and Drill for preparing holes to accept bolts.
INCLUDES: One 5.0 x 0.8mm tap One .1637 drill bit
REQUIRES: Must use a tap handle, GPMR8120. 41294 jlp ir/jl updated
BOX DIMENSIONS: 1.88" W. X .75" H. X 4.88" L. BOX WEIGHT: .04 LBS.