Annular Cutter Set Carbide TCT 13 pcs JESTUOUS 3/4 Inch Weldon Shank 1-3/8 Cutting Depth and Cutting Diameter from 1/2 to 1-1/8 Two Flat Bit for Drill Press with 2 Pilot Pins

Description

Specifications Item:carbide TCT standard weldon annular cutter set(slugger cutter/slugger bits) Includes: 11 annular cutters; 2 pilot pins & 1 carrying case Cutting diameter:1/2",9/16",5/8",11/16",3/4",13/16",7/8",15/16",1",1-1/16",1-1/8" Cutting depth: 1-3/8" Shank diameter: 3/4" Shank Style: weldon flat Number of Flats: 2 Accessories: 2 pilot pins(6.34x90mm,7.98x90mm) Material:carbide tips+alloy steel Type:core drill bit,weldon shank Finish:white sand Treatment:all-ground Use:metal Drilling Packing:plastic box Features TOOTH:layered cutting geometry design,ring cutting,reduce power consumption,high efficiency and energysaving. GROOVE:large capacity chute,unique spiral groove design,chipping is smooth,easy and quick. SHANK TYPE:weldon shank,with more stable clamping for stable cutting and finish of holes,shank diameter 3/4 inch(19.05mm),suitable for 120 degree,three points bolt,fastening for fast loading and unloading chuck bit clamp interface. PILOT PIN:the pilot pin is used for the top needle function of position,cooling value and discharge core. Application 1.The cutting speed:VC=20-25m/min 2.The reasonable rotate feed amount shall be fn=0.08-0.13mm/r.The reasonable feed rate shall be vf=36-60mm/min. "Weldon shank" annular cutters have 2 flats and fix in the chuck by tightening grub screws in the two flat areas. 3.Insert the ejector pin inside the annular cutter.Fill the coolant tank with oil lubrication.