Adjustable hole cutter kit
Cutting hole diameter: 1-5/8" to 8" (40mm - 200mm)
Cutting depth: up to 3/4"(19mm) from one side, 1-1/8"(30mm) from two sides
Shank: 3-flat shank
Infinite adjustment and measure bar is marked in inches and metric system
Used for recessed lights and ceiling speakers installation hole cutting, skylights, vent holes cutting
Application materials: Sheetrock, Drywall, Plaster, Ceiling Tile, Soft Acoustic Tile, Plastics, Fiberglass, Acrylic Sheet, Soft Wood and Plywood
User Instruction
It requires a hand drill with a 3/8"(10mm) or larger chuck to cut holes from 1-5/8"(40mm) to 8"(200mm) in diameter and materials up to 3/4"(19mm) thick from one side, 1-1/8"(30mm) thick from two sides
Caution
* When cutting into walls, floors or ceilings, always check to ensure that no electric cables or water pipes etc are in the vicinity of the proposed cut
* Always keep the cutting blades sharp
* Do not use undue force, or too great a drill speed, suggested cutting speeds
Hole Diameter(mm) Drill Speed(RPM)
40 - 49 --------------- 800
50 - 69 --------------- 600
70 - 89 --------------- 400
90 - 119 -------------- 200
120 -180 -------------- 100
* Ensure the cutting blade holders are tight before use
* Make sure to measure the CUTOUT for the product (speaker, recessed light) you are installing. The size of the product you are installing uses a larger cutout, and the needed size is different by manufacturer of the canned light or the speaker
* Screw the wing nut on to the threaded end of the spindle so that that assembly is secure
* As with any new tool, always test on a scrap piece of material to get familiar with the tool
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