HSS straight hole drill

HSS straight hole drill The straight shank double-layer drill is an efficient and stable drilling tool suitable for drilling a variety of materials. When using it, you should pay attention to selecting the appropriate speed, checking the equipment, adding coolant, and timely chip removal to ensure the drilling quality and drill life. Precautions for use Select the appropriate speed: According to the workpiece material and hole diameter requirements, select the appropriate speed to ensure the drilling quality and drill life. Check the equipment: Before drilling, check whether the drilling machine is operating normally and ensure that the workpiece is clamped firmly. Add coolant: Sufficient coolant should be added during the drilling process to dissipate heat, cool the drill, reduce friction, improve the processing quality of the hole and extend the service life of the drill. Timely chip removal: When drilling deep holes, the drill should be withdrawn regularly to remove chips to preven…

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