Explore Iconic Hardener Collections

From timeless classics to modern breakthroughs—discover what Hardener has in store.

Ronseal 35303 High Performance Wood Filler - White 275g

Ronseal 35303 High Performance Wood Filler - White 275g

4.5
$105
West System105A Epoxy Resin (32 fl oz) Bundle with 207SA Special Clear Epoxy Hardener (10.6 fl oz) and 300 Mini Pumps Epoxy Metering 3-Pack Pump Set (3 Items)

West System105A Epoxy Resin (32 fl oz) Bundle with 207SA Special Clear Epoxy Hardener (10.6 fl oz) and 300 Mini Pumps Epoxy Metering 3-Pack Pump Set (3 Items)

4.4
$382
ella+mila "First Aid Kiss" Nail Strengthener and Growth treatment- Nail Repair Solution & Growth Treatment for Thin, Brittle & Damaged Nails - Nail Hardener with Vitamin E (0.45 fl oz)

ella+mila "First Aid Kiss" Nail Strengthener and Growth treatment- Nail Repair Solution & Growth Treatment for Thin, Brittle & Damaged Nails - Nail Hardener with Vitamin E (0.45 fl oz)

4.3
$48
Sally Hansen Hard As Nails®, Natural Tint, Nail Strengthener, Nail Protectant

Sally Hansen Hard As Nails®, Natural Tint, Nail Strengthener, Nail Protectant

4.5
$13
Bondo Home Solutions Wood Filler, Sandable in 15 min, 1.9 lbs with 1 oz Hardener

Bondo Home Solutions Wood Filler, Sandable in 15 min, 1.9 lbs with 1 oz Hardener

4.5
$92
AMKRonseal Wet Rot Wood Hardener 500ml Toughens Rotten Woods Dries in 2 Hours Repairs Rotting Material Sets Hard Provides Base for Filling

AMKRonseal Wet Rot Wood Hardener 500ml Toughens Rotten Woods Dries in 2 Hours Repairs Rotting Material Sets Hard Provides Base for Filling

$46
Sally HansenDiamond Strength Instant Nail Hardener, 0.45 Fl Oz, Pack of 2

Sally HansenDiamond Strength Instant Nail Hardener, 0.45 Fl Oz, Pack of 2

4.2
$23
Sally Hansen 18K Gold Hardener Nail Care Treatment, 10 ml

Sally Hansen 18K Gold Hardener Nail Care Treatment, 10 ml

$28
Numix HS Anti-Scratch Clear Coat - 1 Liter + Hardener 0.5 Liter Designed for Automotive by National Paints

Numix HS Anti-Scratch Clear Coat - 1 Liter + Hardener 0.5 Liter Designed for Automotive by National Paints

$66
Barry M Nail Paint, 54 , 3 In 1 Base Coat, Top Coat, Nail Hardener All in One, Clear

Barry M Nail Paint, 54 , 3 In 1 Base Coat, Top Coat, Nail Hardener All in One, Clear

4.5
$16
WEST SYSTEM 105 Epoxy Resin 1kg - Clear Resin for Deep Pour Casting, Wood, Metal & Fibreglass Repairs- Marine Grade Epoxy Glue for Woodwork, Repair and DIY - Pair with Hardener for Use

WEST SYSTEM 105 Epoxy Resin 1kg - Clear Resin for Deep Pour Casting, Wood, Metal & Fibreglass Repairs- Marine Grade Epoxy Glue for Woodwork, Repair and DIY - Pair with Hardener for Use

5.0
$98
LONDONTOWN kur Nail Hardener and Base Coat, 0.4 Fl Oz (Pack of 1)

LONDONTOWN kur Nail Hardener and Base Coat, 0.4 Fl Oz (Pack of 1)

4.5
$48
Rock Solid Paint Hardener (4 Gallon Pail)

Rock Solid Paint Hardener (4 Gallon Pail)

4.6
$267
U-POL 3 x Fantastic Polyester 2K Body Filler 3 Litre For Deep Filling Or Finishing Adheres Includes Galvanised & Some Plastics Comes With 2 Hardeners & 1 Spreader

U-POL 3 x Fantastic Polyester 2K Body Filler 3 Litre For Deep Filling Or Finishing Adheres Includes Galvanised & Some Plastics Comes With 2 Hardeners & 1 Spreader

5.0
$118
Amen Steel Nails Hardener with Hyaluronic Acid, Grow and Harden Brittle Nails in Weeks, Clear

Amen Steel Nails Hardener with Hyaluronic Acid, Grow and Harden Brittle Nails in Weeks, Clear

$21
General Finishes Hard Wax Oil, 4 oz, Hardener

General Finishes Hard Wax Oil, 4 oz, Hardener

3.4
$29
Waste Away Paint Hardener, 12 pack

Waste Away Paint Hardener, 12 pack

4.6
$132
Pidilite FEVITITE SUPER STRONG[450GM]| Two Component (Resin and Hardener) Epoxy Adhesive. | Sets in 4 hours.

Pidilite FEVITITE SUPER STRONG[450GM]| Two Component (Resin and Hardener) Epoxy Adhesive. | Sets in 4 hours.

4.0
$21
Bondo Cream Hardener, 2.75 Oz, For Use With All Bondo Fillers, Putties & Glaze, All-Purpose, Easy Mixing Produces a Quicker Hardener & Filler Blend (20058)

Bondo Cream Hardener, 2.75 Oz, For Use With All Bondo Fillers, Putties & Glaze, All-Purpose, Easy Mixing Produces a Quicker Hardener & Filler Blend (20058)

4.4
$27
Keratex Horse Hoof Hardener x Size: 250 Ml

Keratex Horse Hoof Hardener x Size: 250 Ml

4.3
$129
Valmy Nail Hardener & Nail Strengthener for Thin Nails and Growth - Nail Growth Treatment, Protection & Nail Repair for Damaged Nails - Formaldehyde-Free Base Coat Nail Polish, 0.47 Fl oz

Valmy Nail Hardener & Nail Strengthener for Thin Nails and Growth - Nail Growth Treatment, Protection & Nail Repair for Damaged Nails - Formaldehyde-Free Base Coat Nail Polish, 0.47 Fl oz

$37
U-Pol Products 2303 System 2030 Fast Hardener - 1 Liter

U-Pol Products 2303 System 2030 Fast Hardener - 1 Liter

4.7
$105
DeBelle Nail Care Combo Set of 2 Nail Primer (Translucent White) Nail Hardener (Transparent) 30 ml (15 ml Each)

DeBelle Nail Care Combo Set of 2 Nail Primer (Translucent White) Nail Hardener (Transparent) 30 ml (15 ml Each)

3.7
$21
UPOL 826 Raptor 1 Liter Standard Hardener

UPOL 826 Raptor 1 Liter Standard Hardener

4.4
$112
TRENDIKRAFT 3:1 Crystal Clear Epoxy Resin Art Kit with Liquid Hardener Raisins Art & Craft Material For Beginners Artists DIY Activities with High Gloss, Odour Free, Bubble Free Smooth Rasin,1.2 kgs

TRENDIKRAFT 3:1 Crystal Clear Epoxy Resin Art Kit with Liquid Hardener Raisins Art & Craft Material For Beginners Artists DIY Activities with High Gloss, Odour Free, Bubble Free Smooth Rasin,1.2 kgs

4.7
$52
Epoxity (1200 gms) - Ultra Clear Epoxy Resin and Hardener (2:1) - Epoxy Resin Art Kit, Smooth Finish, Non-Toxic, Easy to Use, Self-Leveling, Suitable for name plates, tray, jewellery, keychain,

Epoxity (1200 gms) - Ultra Clear Epoxy Resin and Hardener (2:1) - Epoxy Resin Art Kit, Smooth Finish, Non-Toxic, Easy to Use, Self-Leveling, Suitable for name plates, tray, jewellery, keychain,

4.0
$48
West System205-B Fast Hardener

West System205-B Fast Hardener

4.8
$166
TRENDIKRAFT 2:1 Crystal Clear Epoxy Resin Art Kit with Liquid Hardener Raisins Art & Craft Material For Beginners Artists DIY Activities with High Gloss, Odour Free, Bubble Free Smooth Rasin,300 gms

TRENDIKRAFT 2:1 Crystal Clear Epoxy Resin Art Kit with Liquid Hardener Raisins Art & Craft Material For Beginners Artists DIY Activities with High Gloss, Odour Free, Bubble Free Smooth Rasin,300 gms

4.0
$20
JAY ENTERPRISES LIQUID SILICONE RUBBER HARDENERS (SLOW CURING) 50GRM PACKING SUITABLE FOR LSR-2,LSR-220,LSR-225

JAY ENTERPRISES LIQUID SILICONE RUBBER HARDENERS (SLOW CURING) 50GRM PACKING SUITABLE FOR LSR-2,LSR-220,LSR-225

4.0
$11
Transparent-Textile Hardener - 1 kg, Other Material, Neutral, 1 kg, Set of 1000 Pieces

Transparent-Textile Hardener - 1 kg, Other Material, Neutral, 1 kg, Set of 1000 Pieces

4.2
$119
Oytra Resin Art Kit for Beginners Liquid 7.5 Kgs Art Materials with Hardener 2 1 Ratio Crystal Clear Transparent Epoxy Bubble Release for Artists Professionals Jewelry Casting Tabletop DIY Projects

Oytra Resin Art Kit for Beginners Liquid 7.5 Kgs Art Materials with Hardener 2 1 Ratio Crystal Clear Transparent Epoxy Bubble Release for Artists Professionals Jewelry Casting Tabletop DIY Projects

$389