Features:
- 5 PC Set HSS Step Cone Drill Bits Titanium Coated(1/4- 1 3/8'', 3/16- 7/8'', 1/4- 3/4'',1/8- 1/2'' and 3/16- 1/2'')
- Step Cone Drill Bits design for precision drilling different size holes from 1/8'' up to 1 3/8'' in diameter,optimum speed and accuracy.
- Heat Treated and Highly Polished, Cobalt Coated to Reduce Friction and Heat.
- Perfectly Round Holes in Steel, Brass, Plastic, Wood, Copper, fibreglass, PVC, thin metals and aluminium.
- Automatically deburrs holes as you drill.
- Supplied with a heavy duty aluminium storage case.
Specifications:
Material: High Speed Steel with durable Cobalt Coat
:Gold
Quantity: 5pcs/set with one storage case
Case size: 14.5x9.5x4cm
Size(Total Length*Shank Diameter):
1/4- 1-3/8 inch: approx. 70x8mm
3/16- 7/8 inch: approx. 70x8mm
1/4- 3/4 inch: approx. 66x8mm
1/8- 1/2 inch: approx. 70x6mm
3/16- 1/2 inch: approx. 55x6mm
The Five cutters Come in the following sizes:
1/4- 1-3/8 (inch): 10 Steps (1/4'', 3/8”, 1/2'', 5/8'', 3/4'', 7/8'', 1'', 1 1/8'', 1 1/4'', 1 3/8'')
3/16- 7/8 (inch): 12 Steps (3/16'', 1/4'', 5/16'', 3/8'', 7/16'', 1/2'', 9/16'', 5/8'', 11/16'', 3/4'', 13/16'', 7/8'')
1/4- 3/4 (inch): 9 Steps (1/4'', 5/16'', 3/8'', 7/16'', 1/2'', 9/16'', 5/8'', 11/16'', 3/4'')
1/8- 1/2 (inch): 13 Steps (1/8'', 5/32'', 3/16'', 7/32'', 1/4'', 9/32'', 5/16'', 11/32'', 3/8'', 13/32'', 7/16'', 15/32'', 1/2'')
3/16- 1/2(inch): 6 Steps (3/16'', 1/4'', 5/16'', 3/8'', 7/16'', 1/2'')
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