Specification Brand : uxcell BulletPoint1 : Drilling Dia: 14mm/0.55", 15mm/0.59", 16mm/0.63", 17mm/0.67", 18mm/0.71", 19mm/0.75", 20mm/0.79", 21mm/0.83", 22mm/0.87", 23mm/0.91", 24mm/0.94", 25mm/0.98", 26mm/1.02", 28mm/1.1", 30mm/1.18", 32mm/1.26", 35mm/1.38", 38mm/1.5", 40mm/1.57", 50mm/1.97"。 BulletPoint2 : Applications: Can be used for drilling holes on wood and plastic products, furniture, door hinge. Used on cutting wood, plywood, solid wood boards, MDF, plastics, fiberglass etc.. BulletPoint3 : How To Use: Suitable for bench drill, vertical drilling machine, CNC carving machine. Processing hardwood or other hard materials should be injected with water to improve the quality and accuracy of drilling, and extend the life of the hole opener. BulletPoint4 : Tips: To avoid causing damaging, be sure no nails or other metal objects in wood before drilling. The cutting edging and tip of the opener should be sharpened in time. BulletPoint5 : Features: Experience precision drilling with our 20-piece carbide forstner bit Set. Each bit is crafted with tungsten steel, using heat treatment to ensure razor-sharp edges, high hardness, and extended durability. The arc curve design of the bit head features smooth chip removal, enhancing drilling efficiency. Color : 20mm ExternallyAssignedProductIdentifier : 7621470061358 FinishType : Silver GpsrSafetyAttestation : 1 ItemName : uxcell Forstner Drill Bits Set 14-50mm, Carbide Wood Drilling Saw-Tooth Auger Hole Opener Hinge Boring Bit Cutter, Silver, 20pcs ItemPackageDimensions_Height : 2.95 inches ItemPackageDimensions_Length : 10.04 inches ItemPackageDimensions_Width : 6.26 inches ItemPackageQuantity : 1 ItemTypeKeyword : forstner-bits Manufacturer : uxcell Material : High Speed Steel ModelName : Walfrontns7uge5thk ModelNumber : UXCELL-8PCS-FORSTNER NumberOfPieces : 8 PartNumber : a24032200ux0090 ProductDescription : Description: Made of high-strength Tungsten steel material, the carbide forstner bit Set adopted heat treatment to ensure razor-sharp edges, high hardness, and extended durability. The arc curve design of the bit head features smooth chip removal, enhancing drilling efficiency. 20-piece forstner bits with different sizes catering to various task requirements with precision and efficiency.