10 mm x 1.50, Self Aligning Tap & Drill Set, Carbon Steel, Performance Threading System Self Aligns Tap In Pre-Drilled Hole, Works Especially In Irregular Surfaces Or Through Holes, Carbon Steel, Ideal For Routine Maintenance, Repair Work & For Rethreading, Straight Flutes Are Ground To Provide Rapid Chip Removal For Efficient Threading, Designed For Hand Threading Work In A Variety Of Materials, Includes Letter R Drill Bit.
