Marking Crayons | McMaster-Carr

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34 Products

Paint Crayons


Crayon with Holder (Sold Separately)

These paint crayons work well even on dirty, rusty, and oily surfaces.

	Drying Time	For Use On	Application Temp., ° F	Environment	Choose a Color		Each
Ultra-Bold Tip



	13	5 min.	Glass, Metal, Plastic, Rubber	0 to 350	—	Red, White, Yellow	1660T361	00000


	17	16 hr.	Glass, Metal, Plastic, Rubber	-50 to 150	Wet	Fluorescent Blue, Fluorescent Green, Fluorescent Orange, Fluorescent Red, Fluorescent Yellow	1660T87	0000
	17	24 hr.	Glass, Metal, Plastic, Rubber	-50 to 150	Wet	Black, Blue, Brown, Green, Orange, Pink, Purple, Red, White, Yellow	1660T21	0000

Holders

		Each
Aluminum Holder	1660T53	000000

Rough Surface Wax Crayons


Crayon with Holder (Sold Separately)

Also known as lumber crayons, these work better on rough surfaces than our standard wax crayons. Use on concrete, metal, and wood. Marks won't smear or wash off with water, but can be wiped away with a dry cloth or sanding.

Tip Size	Stroke Wd., mm	Dia.	Lg.	For Use On	Application Temp., ° F	Environment	Choose a Color	Pkg. Qty.		Pkg.
Medium, Bold, Extra Bold, Ultra Bold	2 to 12.7	1/2"	4 1/2"	Concrete, Metal, Wood	-50 to 150	Outdoor	Black, Blue, Green, Orange, Red, White, Yellow	12	1654T2	000000

Holders

		Each
Aluminum Holder	8613T21	000000

Paint Crayons with Holder

These crayons come in a tube that makes it easier to write and keeps the crayon from drying out. They work well even on dirty, rusty, and oily surfaces.

	Drying Time, min.	For Use On	Application Temp., ° F	Includes	Choose a Color		Each
Ultra-Bold Tip



	13	10	Metal, Plastic, Rubber, Wood	20 to 390	One Twist-Feed Holder	Black, Blue, Green, Orange, Purple, Red, White, Yellow, Fluorescent Orange, Fluorescent Yellow	1762T26	00000

Paint Crayons for Recessed Characters

Rub these crayons over engraved or stamped characters to make them stand out. Paint completely fills crevices and dries with a luster. These paint crayons work well even on dirty, rusty, and oily surfaces.

	Drying Time, hr.	For Use On	Application Temp., ° F	Mil. Spec.	Choose a Color		Each
Extra-Bold Tip



	9.5	24	Metal	0 to 390	Fed. Spec. TT-F-325, MIL-STD-171	Black, White	2018T3	00000


	9.5	24	Metal	0 to 390	Fed. Spec. TT-F-325, MIL-STD-171	Gold	2018T21	0000

Wax Crayons for Rubber


Crayon with Holder (Sold Separately)

Write on wet and cold rubber with marks that won't smear or wash off with water, but can be wiped away with a dry cloth or sanding.

Tip Size	Stroke Wd., mm	Dia.	Lg.	For Use On	Application Temp., ° F	Environment	Choose a Color	Pkg. Qty.		Pkg.
Medium, Bold, Extra Bold, Ultra Bold	2 to 12.7	1/2"	4 1/2"	Rubber	-20 to 130	Wet	White, Yellow	12	1654T5	000000

Holders

		Each
Aluminum Holder	8613T21	000000

Wax Crayons


Crayon with Holder (Sold Separately)

Write on glass, metal, paper, and wood with marks that won't smear or wash off with water, but can be wiped away with a dry cloth or sanding.

Tip Size	Stroke Wd., mm	Dia.	Lg.	For Use On	Application Temp., ° F	Choose a Color	Pkg. Qty.		Pkg.
Medium, Bold, Extra Bold, Ultra Bold	2 to 14.3	9/16"	5"	Glass, Metal, Paper, Wood	40 to 212	Black, Blue, Red	12	1654T3	00000

Holders

		Each
Aluminum Holder	8613T21	000000

Hot Surface Paint Crayons

Paint dries immediately when applied to heated metal and won't smear, char, discolor, or peel. These paint crayons work well even on dirty, rusty, and oily surfaces.

	Drying Time	For Use On	Application Temp., ° F	Max. Temp., ° F	Choose a Color		Each
Extra-Bold Tip



	9.5	Instant	Metal	230 to 1,100	1,100	Black, Blue, Red, White, Yellow	1660T44	00000


	9.5	Instant	Metal	400 to 1,600	1,600	Black, Blue, Red, White, Yellow	1660T65	0000

Holders

		Each
Wood Holder	1660T54	00000

High-Purity Paint Crayons

Low in chlorides and halogens, these crayons won't corrode or contaminate surfaces where degradation is a concern, such as stainless steel. They're typically used in nuclear plants and oil and gas refineries. These paint crayons work well even on dirty, rusty, and oily surfaces.

Cannot Be Sold to Canada—These crayons cannot be sold to Canada due to local chemical regulations.

	Drying Time, min.	For Use On	Application Temp., ° F	Includes	Cannot Be Sold To	Choose a Color		Each
Ultra-Bold Tip



	13	5	Metal	-40 to 210	One Twist-Feed Holder	Canada	Black, Red, White, Yellow	5179T11	00000

Rough Surface Graphite Crayons


Crayon with Holder (Sold Separately)

Make fade-resistant marks on rough surfaces, such as concrete and wood. These all-graphite crayons last up to 10 times longer than wax crayons do. Also known as lumber crayons.

					Application Temp.
Tip Size	Stroke Wd., mm	Dia.	Lg.	For Use On	Min.	Max., ° F	Environment	Color	Pkg. Qty.		Pkg.
Medium, Bold, Extra Bold, Ultra Bold	2 to 12.7	1/2"	4 1/2"	Concrete, Metal, Wood	Not Rated	350	Outdoor	Black	12	1654T71	000000

Holders

		Each
Aluminum Holder	8613T21	000000

Heat Treating and Annealing Paint Crayons

Marks written at room temperature will hold up through heating and cooling processes. Use on welds, ingots, castings, forgings, and other metal surfaces. These paint crayons work well even on dirty, rusty, and oily surfaces.

	Drying Time, hr.	For Use On	Application Temp., ° F	Max. Temp., ° F	Choose a Color		Each
Ultra-Bold Tip



	17	16	Metal	-50 to 150	1,800	White	1660T79	00000


	17	24	Metal	-50 to 150	1,600	Black, Red, White, Yellow	1660T17	0000

Holders

		Each
Aluminum Holder	1660T53	000000

Round-Profile Soapstone Sticks with Holder

Image of Product. Front orientation. Soapstone.

Commonly used in welding applications, soapstone sticks make temporary marks like chalk but won't burn at high temperatures. The holder makes it easier to write and prevents breakage.

	Dia.	Lg.	For Use On	Includes		Each
Extra-Bold Tip



	6.4	1/4"	5"	Metal	Five Pieces of Soapstone, One Holder	1652T33	00000

Square-Profile Soapstone Sticks

Commonly used in welding applications, soapstone sticks make temporary marks like chalk but won't burn at high temperatures.

	Ht.	Wd.	Lg.	For Use On	Color	Pkg. Qty.		Pkg.
Extra-Bold Tip



	6.4	1/4"	1/4"	5"	Metal	White	50	1652T2	000000


	Ultra-Bold Tip



			12.7	1/2"	1/2"	5"	Metal	White	144	1652T6	00000

Rectangular-Profile Soapstone Sticks


Soapstone Stick with Holder

Commonly used in welding applications, soapstone sticks make temporary marks like chalk but won't burn at high temperatures.

Holder makes it easier to write and prevents breakage.

	Soapstone									Holders
	Stroke Wd., mm	Ht.	Wd.	Lg.	For Use On	Color	Pkg. Qty.		Pkg.		Each
Extra-Bold Tip



		4.8	1/2"	3/16"	5"	Metal	White	50	1652T3	000000	1652T24	00000


		4.8	1 1/4"	3/16"	5"	Metal	White	144	1652T7	00000	———	0

Rough Surface Paint Crayons

Write on concrete, forgings, castings, and other rough surfaces with these weather- and fade-resistant paint crayons. They also work well on dirty, rusty, and oily surfaces.

	Drying Time, hr.	For Use On	Application Temp., ° F	Environment	Color		Each
Ultra-Bold Tip



	17	16	Concrete, Metal	-50 to 150	Outdoor	Black	1660T74	00000


	17	16	Concrete, Metal	-50 to 150	Outdoor	White	1660T71	0000
	17	16	Concrete, Metal	-50 to 150	Outdoor	Yellow	1660T72	0000

Holders

		Each
Aluminum Holder	1660T53	000000

Glow-in-the-Dark Paint Crayons

Paint stores energy from exposure to light to create luminescent marks you can see in the dark. These paint crayons work well even on dirty, rusty, and oily surfaces.

	Drying Time, min.	For Use On	Application Temp., ° F	Color		Each
Ultra-Bold Tip



	13	10	Ceramic, Fabric, Glass, Metal, Plastic, Wood	20 to 240	Fluorescent Yellow	4194T1	000000

Primer-Resistant Paint Crayons

Often used for structural steel parts or layout work, markings from these crayons show through oil- and solvent-based primer coatings. These paint crayons work well even on dirty, rusty, and oily surfaces.

	Drying Time, hr.	For Use On	Application Temp., ° F	Color		Each
Ultra-Bold Tip



	17	16	Metal	-50 to 150	Blue	1660T93	00000

Holders

		Each
Aluminum Holder	1660T53	000000

Rectangular-Profile Soapstone Sticks with Holder

Commonly used in welding applications, soapstone sticks make temporary marks like chalk but won't burn at high temperatures. The holder makes it easier to write and prevents breakage.

	Ht.	Wd.	Lg.	For Use On	Includes		Each
Extra-Bold Tip



	4.8	1/2"	3/16"	5"	Metal	Five Pieces of Soapstone, One Holder	1652T35	00000

Hole Marking Chalk

Spot-on marks—no matter how tight the space. A simple press of the cap releases chalk into deep, narrow holes that standard marking tools can’t reach. This chalk leaves temporary, highly visible dots or crosshairs to help you drill holes, guide cuts, and align components.

Chalk									Replacement Chalk Canisters
				Holder
Max. Dp.	No. of Uses	Tip Dia.	Color	Material	Color	Features		Each	Pkg. Qty.		Pkg.
4"	350	3/16"	Fluorescent Green	Plastic	Black	Pocket Clip	9947N11	000000	2	9947N12	000000

Round-Profile Soapstone Sticks

Soapstone Stick with

Holder

Commonly used in welding applications, soapstone sticks make temporary marks like chalk but won't burn at high temperatures.

Holder makes it easier to write and prevents breakage.

	Soapstone								Holders
	Stroke Wd., mm	Dia.	Lg.	For Use On	Color	Pkg. Qty.		Pkg.		Each
Extra-Bold Tip



		6.4	1/4"	5"	Metal	White	50	1652T1	000000	1652T22	00000