5PCS COBALT HSS STEP CONE DRILL HOLE CUTTER BIT SET IN SOUTH AFRICA

Description: 5pcs Cobalt HSS Step Cone Drill Hole Cutter Bit Set Specification: Material High Speed Steel with durable Cobalt Coat Quantity 5pcs/set with one storage case Case size  14.5x9.5x4cm Size Total Length*Shank Diameter Step 1/4- 1-3/8 inch approx. 70x8mm   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 approx. 70x8mm 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 approx. 66x8mm 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 approx. 70x6mm 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 approx. 55x6mm 6 Steps (3/16'', 1/4'', 5/16'', 3/8'', 7/16'', 1/2'')   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.   Package Included: 5 x Step drill More Details: