Right and Left Hand 9/16"-20 UN HSS Tap, 9/16 x 20 UN Thread Tap for Bike Crank Repair

Right and Left Hand 9/16"-20 UN HSS Tap, 9/16 x 20 UN Thread Tap for Bike Crank Repair

Right and Left Hand 9/16"-20 UN HSS Tap, 9/16 x 20 UN Thread Tap for Bike Crank Repair

Size: 9/16"-20 UN Straight Flute Thread Taps. Cutting Direction: Right and Left. Material: High Speed Steel. Straight Flute Thread Taps Straight flute design, used for through hole and shallow blind hole tapping, not for blind hole tapping. Easy to Use It can be used with manual equipment or special processing consoles, such as tapping machines, drill-in-one bench drills, CNC lathes, machining centers, etc. 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: General steel: 6-15m/min; harder steel: 5-10m/min; stainless steel: 2-7m/min; cast iron: 8-10m/min. Tips 1. Before tapping confirm whether the diameter of the round hole is appropriate, and to take protective measures when working. 2. When tapping, it is necessary to add water or coolant to cool down to prevent excessive temperature and reduce tap loss. If it encounters difficulty in rotation, the tapping should be suspended. 3. Be sure to select the appropriate cutting oil for the complex tapping process and apply anti-rust oil for maintenance after use.

Key Features

• ✅ ?Size?Length: 3.54"/90mm, Thread Head: 0.71"/18mm, Square Head: 9.0mm x 9.0mm (L*W), Shank Diameter:11.2mm, Pitch: 20 TPI.
• ✅ ?Feature?Standard thread design, made of High-speed steel with high hardness and toughness, provide rapid chip removal for efficient threading.
• ✅ ?Application?use to repair bicycle pedal cranks threads, clean out or restore damaged threads within the crank arms.
• ✅ ?Usage?Can be used with manual equipment or special processing consoles for tapping, Appropriate addition of coolant can extend the service life when tapping.
• ✅ ?Package Included? 9/16-20 UN Right Hand Tap * 1, 9/16-20 UN Left Hand Tap * 1.

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