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3G Electric
IRWIN 11105ZR High-Speed Steel Step Drill Bit - High-Speed Steel Step Drill Bits
IRWINHigh-Speed Steel Step Drill Bits

IRWIN 11105ZR High-Speed Steel Step Drill Bit

IRWIN High-Speed Steel Step Drill Bits.

SKU 3G-OTH-208917

Also listed as: 11105 ZR · 11105-ZR

Brand
IRWIN
Item
11105ZR High-Speed Steel Step Drill Bit
Part Number
11105ZR
Category
High-Speed Steel Step Drill Bits
Available to Order
Also known as:11105ZRIRWIN
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

IRWIN
Manufacturer Part Number
11105ZR

Technical Documents

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IRWIN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

IRWIN High-Speed Steel Step Drill Bits.

Frequently Asked Questions

What is the IRWIN 11105ZR step drill bit used for?

The IRWIN 11105ZR step drill bit is used for drilling progressively larger holes in thin materials like sheet metal, plastic, and wood. Its 5 mm to 35 mm range and black oxide HSS construction suit maintenance, fabrication, and electrical work where clean, burr-free holes are needed.

What are the specifications of the IRWIN 11105ZR step drill bit?

The IRWIN 11105ZR step drill bit has a 5 mm to 35 mm diameter range, black oxide high-speed steel (HSS) construction, and a 3-flats shank for secure chuck grip. It is not impact rated. The manufacturer part number is 11105ZR.

Where to buy the IRWIN 11105ZR step drill bit worldwide?

3G Electric supplies the IRWIN 11105ZR step drill bit worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this HSS step drill bit.

How to select the right IRWIN step drill bit size?

Select an IRWIN step drill bit like the 11105ZR by matching its diameter range (5 mm to 35 mm) to your hole size needs. For thin materials, choose a bit with a 3-flats shank to prevent slipping. Always verify the material type and that the bit is not impact rated for your tool.

Used in

Common applications for IRWIN
Metalworking and maintenance — IRWIN 48-piece screw extractor set (MPN 3101010) for removing broken bolts and screws.
Sheet metal fabrication — IRWIN high-speed steel step drill bits for drilling stepped holes in thin materials.
Agricultural and fencing — IRWIN fencing pliers (MPN FP10) for gripping, twisting, and pulling wire.
Welding and fabrication — IRWIN MIG welding pliers (MPN 1873303) for cleaning nozzles and cutting wire.
Electronics and precision assembly — IRWIN precision pliers set (MPN 2078714) for fine gripping and cutting.
General clamping and gripping — IRWIN V-jaw locking pliers in 4 in, 7 in, and 10 in sizes for round or irregular workpieces.
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IRWIN Products

3G Electric supplies IRWIN high-speed steel step drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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