HSS TCT Tip Drill Bit 2.0mm OL:51mm WL:24mm
- IRWIN 10502620, The Irwin Metric TCT (Tungsten Carbide Tipped) Drill Bits offer precision drilling with stationary machines in hardened steel, cast iron, bronze alloys & manganese alloyed steel. The C2 Carbide Tip will drill hardened material up to a hardness of 50 Rockwell C & is four facetted ground for low drilling pressure & perfect centring. The body of the drill bit is made from Chrome Vanadium Steel, hardened to 56 Rockwell C. A coolant should always be used when drilling with TCT twist drill bits. Irwin suggest the use of a 3- 6% emulsion. The coolant will extend the lifetime of the drill bit. Irwin HSS TCT tip drill bit. Specifications: Diameter: 3.0mm. Total length: 67mm. Working Length: 33mm. IRWIN® 10502620 HSS TCT Tip Drill Bit 3.0mm OL:61mm WL:33mm