Toolex Reamer - Taper Shank - Spiral Flute - Standard Length - HSS - H5 - 37.72 mm Boring Bar Blank 39mm is an intermediate precision

39mm is an intermediate precision finishing tool designed for professionals and hobby machinists who need clean

while the ISO H5 tolerance ensures consistent diameters across batches

enabling smoother entry and reduced heat during slotting

94 mm is a precision tool designed for accurate hole finishing in metalworking

Its imperial sizing—3" diameter

Toolex Reamer - Taper Shank - Spiral Flute - Standard Length - HSS - H5 - 37.72 mm Boring Bar Blank 39mm is an intermediate precisionToolex Reamer is a taper shank, HSS (M2) reamer designed for precise hole finishing in a range of materials. It features a left hand spiral flute with right hand cutting to optimize chip flow and deliver a clean bore. Supplied by Toolex Ltd and manufactured to order, please allow 24 48 hours for despatch. The ISO H5 tolerance (D = 0 +0. 005 mm) provides repeatable hole sizes, while the BS 328 4 taper shank ensures secure mounting in standard