Additional information
Size | 1/4" x 3", 1/4" x 3-1/4", 1/4" x 4-1/8" |
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Arbor Pilot Drill suit Holemaker UN100 Series Holesaws
Size | 1/4" x 3", 1/4" x 3-1/4", 1/4" x 4-1/8" |
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Holemaker Arbor to suit 8mm – 20mm, 5/16″ – 3/4″ Sheet Metal Cutters. 3/8-24 Thread Size.
Includes pilot pin
PREMIUM QUALITY BI-METAL M42 COBALT HIGH SPEED STEEL.
Suitable for drilling a wide range of materials including steel, aluminium, brass, cast iron, plastics & wood. The M42 (8% Cobalt) high speed steel teeth offer optimal cutting life & performance.
VARIABLE PITCH 4 / 6 TEETH PER INCH.
For reduced vibration delivering increased life, performance & accuracy.
Tungsten Carbide Tipped Holesaws. Suitable for drilling steel, stainless steel, aluminium, FRP, PVC, plastics & fibreglass. The tungsten carbide tip maintains excellent durability due to the ideal blade angles. The cutting angle design uses the latest metal cutting technology. The escape angle discharges shavings quickly for smooth snag free cutting.
NON-UNIFORM DISTANCES BETWEEN TEETH.
Vibration is reduced by the non-uniform and varied distances between the teeth.
ONE PIECE BODY STRUCTURE.
With a one piece structure, there is no play or flexing between the shank and cutting edge, resulting in sharp, crisp, smooth cutting.
SAFE STOPPER COLLAR.
Getting the holesaw stuck in the back of the cut material is prevented for safer, faster drilling.
Ejector spring fitted as standard. Not for impact use.