3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill
3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill 3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill
3Pcs HSS Spiral Flute Step Drill Bit Triangle Shank With Automatic Center Pin Punch For Hole Drill
+2

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

New 20 available
R566.00
Shipping
R35.00 Standard shipping using one of our trusted couriers applies to most areas in South Africa. Some areas may attract a R30.00 surcharge. This will be calculated at checkout if applicable.
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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
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Replacement Guarantee: 7 Days: We stand by this guarantee
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Product details

Condition
New
Location
International
Bob Shop ID
654083797

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

TypeStep 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 RangeLengthShank DiameterWeight
4-12mmApprox 65mm / 2.60 inch6mm18.5g
4-20mmApprox 76mm / 2.99 inch
8mm47.5g
4-32mmApprox 101mm / 4.02 inch
10mm167.6g


Center Pin Punch

Material
Knurled steel body, alloy steel tip
ColorBlack
Total length
5 inch


Package Included:

1 Pc x4-12mmStepDrillBit
1 Pc x
4-20mmStepDrillBit
1 Pc x
4-32mmStepDrillBit
1 Pc xCenter Pin Punch
1 Pc x
Cloth bag


More Detail:




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