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Quick Change Hex Shank Spiral Flute Efficient Drilling with 3pcs HSS Step Drill Bit Set

Short Description:

3pcs HSS step drill bits set, there have different material, from high to mormal quality:

HSSM35,HSSM2 and HSS4241.HSS step drill bits for drilling thin metal board

Hole Sizes 4-12mm in 2mm Steps (5 steps)

Hole Sizes 4-20mm in 2mm Steps (9 steps)

Hole Sizes 4-32mm in 2mm Steps (15 steps)

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Product Detail

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Product Features

1.Each bit is constructed of industrial high-speed steel with a titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal.

2.The two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting. With 15 step sizes, each hole made with these step bits will be precise.

3.The 1/4-inch hex shank makes for easy, convenient, and quick stepper bit switches and is compatible with impact ready power tools.

Product Name	Quick Change Hex Shank Spiral Flute Efficient Drilling with 3pcs HSS Step Drill Bit Set
Size	Size: 4-12mm:4,6,8,10,12mm 4-20mm:4,6,8,10,12,14,16,18,20mm 4-32mm:4,6,8,10,12,14,16,18,20, 22,24,26,28,30,32mm
Standard	DIN338 ,Stub DIN1897, Long DIN340, Extra Long DIN1869, Reduced Shank 10mm, 13mm, DIN345 Taper Shank are Available Jobber Length (Stub Screw Machine Length, Long Taper Length, Aircraft Extension. Extra Long 12", 18", 24", Silver & Deming 1/2" Reduced Shank are Available)
Material	HSS (Cobalt M35 is Available)
Process	Fully Ground ,Rolled & Polished, Rolled, Milled are Available
Flute Type	Spiral Flute (Straight Flute is Available)
Flute Number	Two Flutes (Single Flute, Three Flutes are Available)
Shank	Quick Change Hex Shank (Three Flats Shank, Round Shank, Doubel R Shank are Available)
Surface Finish	TiAIN (TiN, Bright, Black & Amber, Co-coated, Black Oxide, Black & Bright are Available)
Package	Aluminum Case (3Pcs in Nylon Bag, Wooden Box, Plastic Box, Metal Box are Available)

Package Type

We accepted OEM/ODM size, logo, packing if reach the MOQ 200set.

Shipping and Packing

Shipping: Express delivery, air shipping, sea shipping are available for your request. Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.

Packing: We also supply single pvc bag,paper bag,colored plastic square box,transparent plastic box,skin card,sandwich and so on packages with size, logo,brand and other information.