Black Hardware Adjustable Hole Cutter Protect Cowling Wood Ceiling Aluminium Alley Key Carbon Blade Collects Dust Spring

ADJUSTABLE HOLE CUTTER WITH COWLING

For Wood, plastic, plasterboard, aluminium, brass and acrylic sheets.

* Cutter arm has diameter graduations at 5mm intervals.

* Cowl reduces debris and flying particles.

* Hex key, TCT0tipped blades, carbon steel blades, lip and masonry drill.

* Max Speed 500rpm

* Protection cowl prevents chips from flying and collects dust etc.

* Adjust Cutting Thickness (LEFT HAND THREAD)

CUTTING SPEEDS

HOLE DIA (MM) DRILL SPEDD (RPM)

40 -49 ------------------------------------- 800

50 - 69 ------------------------------------ 600

70 - 89 ------------------------------------ 400

90 - 119 ---------------------------------- 200

120 - 200 -------------------------------- 100