Brand Name: Irwin
*Drill Size: 21/64 in.
*Overall Length: 4-5/8 in.
*Material: Cobalt Steel
*Product Type: Drill Bit
*Number in Package: 1 pc.
*Flute Length: 3-5/16 in.
*Shank Type: Straight Shank
*Packaging Type: Carded
*Usage: For Tough Metal Drilling Including Heavy-Duty Abra
*For Hardened Steel