Combination Drill and Tap Bit 6-32nc 8-32nc 10-32nc 10-24nc 12-24nc 1/4-20nc Laboratory Glass Bottle [Packing]: Plastic blow-molded carrying case

[Packing]: Plastic blow-molded carrying case for easy transport

TDS&EC meter: 1 CR2032 button battery

and new energy industries

[AlTiBN COATING]: Titanium aluminum boron nitride (AlTiBN) coating lubricates the end mill for stability at high temperature and superior wear resistance at high cutting speeds

7" (290mmx115mmx220mm)

Combination Drill and Tap Bit 6-32nc 8-32nc 10-32nc 10-24nc 12-24nc 1/4-20nc Laboratory Glass Bottle [Packing]: Plastic blow-molded carrying caseSpecification model: 6 32nc, 8 32nc, 10 32nc, 10 24nc, 12 24nc, 1 4 20nc Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time Back tapered beyond tap to prevent thread damage from over drilling Deburr countersink also provided on bit beyond back taper Made from hardened high speed steel (HSS 4341) vs carbon steel for longer life