Product Specifications:1. Handle: triangular handle2. Length: 65 mm / 2.55 inches3. Material: HSS high speed steel4. Outer diameter: 16 mm / 0.62'', 18.5 mm / 0.72'', 20 mm / 0.78'', 25 mm / 0.98'', 30 mm / 1.18''5. Function: With the power tool, it can cut and drill holes in various uneven workpieces such as stainless steel, iron plate, aluminum alloy and pipe.Product Features:1. Use HSS hole saws to meet all your cutting and drilling needs.2. The multi-toothed cutting edge is sharp and the cutting is smooth.3. Ideal for mounting locks, cabinets and door handles, or drilling large holes.4. Each set of self-contained wrenches adjusts the working length of the positioning drill.5. The center positioning angle is 115°, with a buffer spring to achieve accurate and stable opening.6. Cut stainless steel, copper, brass, aluminum, fiberglass, formaldehyde and other laminates in a short time. (Do not use for steel bars)Product Maintenance:1. When drilling, pay attention and drill slowly.2. Do not use excessive force when removing the screws to avoid tightening the screws.3. When cutting chilled objects, it is recommended to add coolant at the cutting edge temperature.4. The cutting material must be fixed and cannot be moved. It must be at right angles to the opening.5. If any abnormality or chip removal occurs during operation, stop working and dump debris before work.Product Packaging:5 pieces of carbide tip HSS hole drill5 wrenchesOne hole opener and one hex wrench for a transparent plastic tube, 5 plastic boxes
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