3PCS STEP DRILL BIT SET HSS COBALT MULTIPLE CUT HOLE STEP IN SOUTH AFRICA

Description: 3pcs Step Drill Bit Set HSS Cobalt Multiple Cut Hole Step Drill Specification: Material High Speed Steel (with Cobalt Coated) Shank 1/4" & 3/8" Round Shank Size 1/8" to 1/2" (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'' 1/4" to 3/4'' (9 Steps) 1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" 1/4" to 1-3/8"' (10 Steps) 1/4'', 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8" Features: Unique ladder structure, 1/4”& 3/8" round shank, straight grooves. Automatically deburrs holes, two-flute design gives you faster, smoother cutting. Suitable for hardness 25° or less workpiece material, such as carbon plate, sheet iron, steel plate. Package Included: 1 x 1/8"- 1/2" Step Drill 1 x 1/4 - 3/4'' Step Drill 1 x 1/4-1-3/8'' Step Drill More Details: