T&E Tools Small Hole Bore Gauge Set Telescoping Full Round Made in Taiwan MT171 which aids in the simple

which aids in the simple change over and instant locking of any 1/4″ hex shank bit without the use of a chuck key

stay clean

6 Piece Metric Flex Box Wrench Set T&E Tools

Item Number  RG2783

T&E Tools Small Hole Bore Gauge Set Telescoping Full Round Made in Taiwan MT171 which aids in the simpleThey require a slightly different technique to the telescopic gauges, the small hole gauge is initially set smaller than the bore to be measured. It is then inserted into the bore and adjusted by rotating the knurled knob at the base, until light pressure is felt when the gauge is slightly moved in the bore. After being withdrawn the gauge is then removed and measured with the aid of a micrometer. Individual Sizes Item No. Description Sizes MT171 A