ISO H5 tolerance for consistent bore sizes: Delivers finished holes within -0 to +0
The Toolex straight-shank carbide reamer with a left-hand spiral flute is designed to finish drilled holes to precise ISO H4 tolerances
consistent curves and precise fillets in molds and dies
boosting productivity without sacrificing quality
high-quality finishes on threaded and milled features
Dormer Pramet A170 39/64 Inch HSS ST STRAIGHT SHANK JOBBER DRILL, 1/2IN SHANK T-Slot Inserts ISO H5 tolerance for consistentThe Dormer Pramet A170 HSS Straight Shank Jobber Drill is a versatile drill designed for metalworking tasks in workshops, maintenance settings, and DIY projects. With a robust 1 2" parallel shank and high speed steel construction, it handles holes in steel, aluminum, and stainless with dependable performance. 118 conventional point: Delivers a strong, true start and is easy to re sharpen, helping you achieve accurate holes with minimal wandering.