Annular Cutter Set 13 Pcs by S&F STEAD & FAST, Cutting Depth 1" & S&F STEAD & FAST Annular Cutter Extension 3"/75mm for 3/4 Inch Weldon Shank

Annular Cutter Set 13 Pcs by S&F STEAD & FAST, Cutting Depth 1" Cutting Diameter 7/16" to 1-1/16" Inch, Mag Drill Bits Kit for Magnetic Drill Press, with 2 Pilot Pins S&F STEAD & FAST Annular Cutter Extension 3"/75mm for 3/4 Inch Weldon Shank, Annular Cutter Holder for Magnetic Drill Press, Weldon Shank Adapter

• Annular cutters made with super tough M2AL high speed steel (HSS) for durability, wear resistance, high efficiency and superior service life
• 11 HSS core drill bit cutting tool assortment set with Outside Diameter in inches: 7/16",1/2",9/16",11/16",5/8",3/4",13/16",7/8",15/16",1",1-1/16",1 inch cutting depth for each drill cutter
• Made with proprietary premium Chrome-Molybdenum alloy steel for enhanced toughness and hardness; long-service life and suitable for professional use.
• Drill difficult to reach areas: weldon shank adapter extend cutter reach up to 3" or extend cutter reach over the side or through an exsisting hole.
• Sturdy good-looking case holding an assortment of 11 annular bits, 2 pilot pins and a bonus hex wrench and annular cutter extension x 1; hex shank x 1, securely packed in plastic case for protection during transportation and long-term storage.