Specification Brand : Rotary Thread BulletPoint1 : Product size is 50mm dia. large Wheel x 2mm thickness x 8mm inside hole. It will reach down shafts and rods. Requires Mandrel RTM5 (Sold Separately); 1/4 inch shank BulletPoint2 : Restores snap ring grooves, keyways, grooves, glands, gears, pinions, and square threads inside and outside BulletPoint3 : Great for home projects, industrial, automotive, farm & ranch, and technicians BulletPoint4 : Patented and engineered in the USA BulletPoint5 : SATISFACTION GUARANTEED: We at Rotary Thread stand behind our products and invest in product quality. Our US-based friendly customer service team is here for you and happy to help answer any questions you may have Color : Silver CompatibleMaterial : Ceramic,automotive,plastic,industrial,metal ExternallyAssignedProductIdentifier : 00855232006500 ItemDisplayWeight : 0.2 ounces ItemName : Rotary Thread - Thread Repair File; Chase, Restore, Repair, and Clean: Male, Female Square Groove Gland Threads (RT5S2) (50mm Dia. Head x 1/4" Shank); Requires RTM5 Mandrel (Sold Separately) ItemPackageDimensions_Height : 17.7 centimeters ItemPackageDimensions_Length : 1.4 centimeters ItemPackageDimensions_Width : 8.6 centimeters ItemPackageQuantity : 1 ItemShape : Straight ItemTypeKeyword : automotive-thread-repair-metric-kits Manufacturer : Rotary Thread Material : High Speed Steel 6542 MeasurementSystem : Metric ModelNumber : 218 PartNumber : RT5S2 ProductDescription : Straight flute design, made of 6542 high speed steel. It is used to process threads of various through holes or shallow blind holes, and blind holes cannot be processed. Can process copper, brass, A3 steel, aluminum, cast iron and other materials. Generally used in conjunction with tapping machines, integrated bench drills, CNC lathes, machining centers, etc. Manual processing is also possible. When operating, control the speed according to the hardness of the material, the higher the hardness of the processed product, the slower the speed. Recommended feed rate: Hard steel: 5-10m/min, cast iron: 8-10m/min, ordinary steel: 6-15m/min. Material: High Speed Steel. Cutting Direction: Right Hand. Package Include: 1pc M4.5x0.5 Tap. Tips: 1. Please be sure to take protective measures when working, you need to wear goggles and protective gloves. 2. Before tapping confirm whether the diameter of the round hole is appropriate. Be sure to select the appropriate cutting oil for the complex tapping process and apply anti-rust oil for maintenance after use. 3. When tapping, control the speed according to the hardness of the material, it is necessary to add water or coolant to cool down to prevent excessive temperature and reduce tap loss. ProductSiteLaunchDate : 2016-06-07T07:00:00.000Z Size : M4.5x0.5 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1