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Step Drill Bit Set with Automatic Center Punch HSS High Speed Steel Titanium Coated Home Improvement Workshop Industrial 6 Pcs Sets

Titanium-coated bit with 2-flute design for versatile drilling in steel stainless steel copper aluminum and other surfaces CUTS AND DEBURRS: Cuts through steel sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill... more

New HSS Titanium Step Drill Bit Set With Automatic Center Punch High Speed Steel 5 Pieces

New HSS Titanium Step Drill Bit Set With Automatic Center Punch High Speed Steel 5 Pieces Features Color: Multicolor Material: High Speed Steel with Cobalt Coated This set replaces 50 individual drill sets Made by Long life high speed steel Self... more

Hex Titanium Coated Step Cone Drill Bit Hole Metal Wood Cutter 4-22mm HSS Tool 5 in 1 Screwdriver Cordless Mini Screwdriver Screwdriver for Watch Precision Screwdriver Set Hex Automatic Screwdriver

Do not need to use center punch compared with drill is not easy to be brokenDeburring chamfering elliptic hole enlargement drill the function of them was unable but it is possible Cutting material: sheet plate aluminum wood insulation boards plate... more

Risegun Step Drill Bits Step Drill Bit Set Ti Coating Metal Straight Flute Hole Cutter Tool with Center Punch Triangular Shank Multi Drill Saw Automatic Center Punch Titanium HSS Set

Specification: Item Type: Step Drill Bit Specification: 4-12mm 4-20mm 4-32mm 3mm 6mm 8mm Product Material: Alloy Package List: 5 x Step Drill Bits 1 x Center Punch 1 x Storage Box more