Specification AgeRangeDescription : adult Brand : Jerax tools BulletPoint1 : [M35 HSS material]: We use top grade M35 High Speed Steel. M35 has more Cobalt than M2 which makes it even STRONGER and MORE DURABLE than M2. It's made for harsh applications, like frequent use on stainless steel. Also works on hardened steel, or any softer materials. BulletPoint2 : [Spiral Flutes & Safety stop]: Left Helix/Right Hand Cut sheers chips away from operator. Safety collar stop to prevent over penetration and operator loss of stability. BulletPoint3 : [Tapered point]: allow entry into overlapping holes. BulletPoint4 : [Application]: enlarge or align existing holes through mild steel, alloys, aluminum, wood, plastic, fiberglass or any similar hardness material prior to rivet or bolt installation. Commonly used in bridge, construction, steel erection/fabrication, and automotive (truck & trailer) industries. Up to 3/8"(10mm) thick mild steel for impact driver or 1" (25mm) thick for Magnetic drill press. Notice: it requires existing hole or a pilot hole would be needed. BulletPoint5 : [Sizes]: 4 pieces, including 3/8" (fit 3/8'' shank chuck), 1/2", 5/8" and 3/4" (fit 1/2'' shank chuck). Color : One Color ExternallyAssignedProductIdentifier : 7546666786535 IncludedComponents : 1/2-Inch Collet ItemName : Jerax tools 4pcs Bridge/Construction Reamer Set, 3/8", 1/2", 5/8", 3/4”, M35 HSS Taper Chucking Reamer Drill Bit for Steel Alloy Aluminum Metal Wood Plastic, 3/8" or 1/2" Shank, to Enlarge/Align Holes ItemPackageDimensions_Height : 21.59 centimeters ItemPackageDimensions_Length : 7.3914 centimeters ItemPackageDimensions_Width : 15.5956 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : chucking-reamers Manufacturer : Jerax tools Material : M35 High Speed Steel ModelName : dengfenghua ModelNumber : dengfenghua NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : JTTCR903 PowerSourceType : ac ProductDescription : Bridge/Construction Reamer Set, 3/8", 1/2", 5/8", 3/4”, M35 HSS Taper Chucking Reamer Drill Bit for Steel Alloy Aluminum Metal Wood Plastic, 3/8" or 1/2" Shank, to Enlarge/Align Holes ProductSiteLaunchDate : 2023-05-12T01:36:46.611Z Size : M35 Set (4PCS) SupplierDeclaredDgHzRegulation : unknown SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 27111700