Dormer Solid Carbide, 66 mm Overall 20 mm 1

RS Stock No.:: 667-3512
Mfr. Part No.:: R4586.0
Manufacturer:: Dormer

Dormer Solid Carbide, 66 mm Overall 20 mm 1

Subtotal (1 unit)*

SGD148.46

(exc. GST)

SGD161.82

(inc. GST)

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In Stock

Plus 16 unit(s) shipping from 09 February 2026

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Units	Per unit
1 +	SGD148.46

*price indicative

RS Stock No.:: 667-3512
Mfr. Part No.:: R4586.0
Manufacturer:: Dormer

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Dormer
	Product Type	Drill Bit
	Material	Solid Carbide
	Number of Flutes	1
	Overall Length	66mm
	Number of Pieces	1
	Finish	Titanium Aluminium Nitride
	Drill Bit Size	20 mm
	Drilling Length	28mm
	Drill Point Angle	140°
	Coolant Through	Yes
	Shank Size	6 mm
	Standards/Approvals	DIN 6535 HA, DIN 6537 K, DIN 6537 L

	Select all
	Brand Dormer
	Product Type Drill Bit
	Material Solid Carbide
	Number of Flutes 1
	Overall Length 66mm
	Number of Pieces 1
	Finish Titanium Aluminium Nitride
	Drill Bit Size 20 mm
	Drilling Length 28mm
	Drill Point Angle 140°
	Coolant Through Yes
	Shank Size 6 mm
	Standards/Approvals DIN 6535 HA, DIN 6537 K, DIN 6537 L

R458 MP-X Drills Data Sheet

RoHS Status: Exempt

Dormer Drill Bit, TiAlN Coating, 140º Point Angle - R458 Series - R4586.0

Cut your workpieces to perfection with this drill bit from Dormer. It pairs with a drilling machine and works by rotating and applying axial force on the material, creating holes for fastener installation. The unit is designed for heavy-duty operations, thanks to its micrograin carbide body that resists impact and wear. A TiAlN coating improves its resistance to corrosion, giving you a reliable, long-term workmate in harsh settings.

Features & Benefits

• Integrated internal coolant holes for quick chip evacuation

• Point angle of 140° makes it fit for use in multiple applications

• Robust web design offers improved cross-sectional strength for working on hard surfaces

Applications

• Carpentry workshops

• Machine building

• Construction sites

What materials can I use this drill bit on?

This versatile unit is compatible with many different surfaces, including cast iron, stainless steel and non-ferrous metals.