طقم مثاقب يسارية 44 قطعة مثاقب يسارية عكسية ملتوية مولي M7 Drill Hog®

I grabbed this set mainly for the M7 molybdenum bits and they cut through hardened steel bolts without dulling. The 1/64th increments from 1/16 to 1/2 mean I always have the exact size on hand. Case keeps everything organized too.

Having the left hand bits finally made extracting a snapped bolt painless instead of a two hour ordeal. The M7 moly steel holds an edge way better than the basic set I had before, and getting all 29 fractional sizes from 1/16 to 1/2 in one case is handy.

I've snapped three cheap bits trying to pull broken bolts out of an aluminum intake, and these finally did the job without stripping the flutes. The M7 moly steel feels noticeably tougher than the standard set I had before. Having both the 29 right-hand and left-hand sizes in one case is handy, thou