3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill

20 available / new

R566.00

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The seller has indicated that they will usually have this item ready to ship within 12 business days. Shipping time depends on your delivery address. The most accurate delivery time will be calculated at checkout, but in general, the following shipping times apply:

Standard Delivery

Main centres:	1-3 business days
Regional areas:	3-4 business days
Remote areas:	3-5 business days

Seller

szulou3478

93.47 % Positive ratings

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Condition

New

Location

International

Bob Shop ID

641108718

Features:

Spiral groove step drill bit

-Titanium coating reduces friction and heat.

-Surface nitrogen treatment (increase hardness and wear resistance)

-High-speed steel: Higher quality than ordinary twisted drilling, and durable.

-Can work without coolant.

-The unique step structure: the drill can drill a variety of sizes of the aperture.

Center Pin Punch

-Simple and accurate to use knurled handle prevents slipping.

-Spring pressure can be adjusted by simply rotating the knurled top of the punch.

Specification:

Spiral groove step drill bit

Type	Step drill
Material	HSS
Surface treatment	Nitrogen treatment (increase hardness and wear resistance)
Shank shape	Triangular round handle
Quantity	1 Pc x 4-12mm Step Drill Bit 1 Pc x 4-20mm Step Drill Bit 1 Pc x 4-32mm Step Drill Bit

Size

Cutting Diameter Range	Length	Shank Diameter	Weight
4-12mm	Approx 65mm / 2.60 inch	6mm	18.5g
4-20mm	Approx 76mm / 2.99 inch	8mm	47.5g
4-32mm	Approx 101mm / 4.02 inch	10mm	167.6g