Collection: Keysteel Lengths - Square - Brass

Keysteel Lengths (With Images)

Square

11 Products in this selection

Brass key steel. Square brass bar that can be used for keysteel or for small brass construction projects.

Additional resources:
Keysteel Catalogue PDF

A more concise listing may be found on the Smallparts store at Keysteel Lengths - Square - Brass. Smallparts promote the most popular MBA products.

Width (s1)	Height (s2)	Length (L)	Indicative Image
Width (s1) 3.175 mm +/- 0.051 _{(0.125 in.)}	Height (s2) 3.175 mm +/- 0.051 _{(0.125 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0032-0300-BR Square Keysteel Lengths - 3.175x3.175x300 mm - Brass 15 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per Each
Width (s1)	Height (s2)	Length (L)	Indicative Image
Width (s1) 3.175 mm +/- 0.051 _{(0.125 in.)}	Height (s2) 3.175 mm +/- 0.051 _{(0.125 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0032-0300-BR Square Keysteel Lengths - 3.175x3.175x300 mm - Brass 15 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per Each View the product page first if you are unsure.
4R-0032-0300-BR --- Square Keysteel Lengths - 3.175x3.175x300 mm - Brass 4R-0032-0300-BR --- Square Keysteel Lengths - 3.175x3.175x300 mm - Brass Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per 15 Available Now
Width (s1) 4.763 mm +/- 0.076 _{(0.188 in.)}	Height (s2) 4.763 mm +/- 0.076 _{(0.188 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0048-0300-BR Square Keysteel Lengths - 4.763x4.763x300 mm - Brass 36 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $24.05 AUD Regular price Sale price $24.05 AUD Unit price per Each
Width (s1) 4.763 mm +/- 0.076 _{(0.188 in.)}	Height (s2) 4.763 mm +/- 0.076 _{(0.188 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0048-0300-BR Square Keysteel Lengths - 4.763x4.763x300 mm - Brass 36 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $24.05 AUD Regular price Sale price $24.05 AUD Unit price per Each View the product page first if you are unsure.
4R-0048-0300-BR --- Square Keysteel Lengths - 4.763x4.763x300 mm - Brass 4R-0048-0300-BR --- Square Keysteel Lengths - 4.763x4.763x300 mm - Brass Regular price $24.05 AUD Regular price Sale price $24.05 AUD Unit price per 36 Available Now
Width (s1) 6.350 mm +/- 0.076 _{(0.25 in.)}	Height (s2) 6.350 mm +/- 0.076 _{(0.25 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0064-0300-BR Square Keysteel Lengths - 6.35x6.35x300 mm - Brass 5 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $27.41 AUD Regular price Sale price $27.41 AUD Unit price per Each
Width (s1) 6.350 mm +/- 0.076 _{(0.25 in.)}	Height (s2) 6.350 mm +/- 0.076 _{(0.25 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0064-0300-BR Square Keysteel Lengths - 6.35x6.35x300 mm - Brass 5 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $27.41 AUD Regular price Sale price $27.41 AUD Unit price per Each View the product page first if you are unsure.
4R-0064-0300-BR --- Square Keysteel Lengths - 6.35x6.35x300 mm - Brass 4R-0064-0300-BR --- Square Keysteel Lengths - 6.35x6.35x300 mm - Brass Regular price $27.41 AUD Regular price Sale price $27.41 AUD Unit price per 5 Available Now
Width (s1) 7.938 mm +/- 0.076 _{(0.313 in.)}	Height (s2) 7.938 mm +/- 0.076 _{(0.313 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0079-0300-BR Square Keysteel Lengths - 7.938x7.938x300 mm - Brass 18 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $64.86 AUD Regular price Sale price $64.86 AUD Unit price per Each
Width (s1) 7.938 mm +/- 0.076 _{(0.313 in.)}	Height (s2) 7.938 mm +/- 0.076 _{(0.313 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0079-0300-BR Square Keysteel Lengths - 7.938x7.938x300 mm - Brass 18 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $64.86 AUD Regular price Sale price $64.86 AUD Unit price per Each View the product page first if you are unsure.
4R-0079-0300-BR --- Square Keysteel Lengths - 7.938x7.938x300 mm - Brass 4R-0079-0300-BR --- Square Keysteel Lengths - 7.938x7.938x300 mm - Brass Regular price $64.86 AUD Regular price Sale price $64.86 AUD Unit price per 18 Available Now
Width (s1) 9.525 mm +/- 0.076 _{(0.375 in.)}	Height (s2) 9.525 mm +/- 0.076 _{(0.375 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0095-0300-BR Square Keysteel Lengths - 9.525x9.525x300 mm - Brass 1 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $75.50 AUD Regular price Sale price $75.50 AUD Unit price per Each
Width (s1) 9.525 mm +/- 0.076 _{(0.375 in.)}	Height (s2) 9.525 mm +/- 0.076 _{(0.375 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0095-0300-BR Square Keysteel Lengths - 9.525x9.525x300 mm - Brass 1 Available Immediately \| Further orders can be expected around Sat, Jul 05, 2025 Regular price $75.50 AUD Regular price Sale price $75.50 AUD Unit price per Each View the product page first if you are unsure.
4R-0095-0300-BR --- Square Keysteel Lengths - 9.525x9.525x300 mm - Brass 4R-0095-0300-BR --- Square Keysteel Lengths - 9.525x9.525x300 mm - Brass Regular price $75.50 AUD Regular price Sale price $75.50 AUD Unit price per 1 Available Now
Width (s1) 11.113 mm +/- 0.076 _{(0.438 in.)}	Height (s2) 11.113 mm +/- 0.076 _{(0.438 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0111-0300-BR Square Keysteel Lengths - 11.113x11.113x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $123.59 AUD Regular price ~~$148.31 AUD~~ Sale price $123.59 AUD Unit price per Each
Width (s1) 11.113 mm +/- 0.076 _{(0.438 in.)}	Height (s2) 11.113 mm +/- 0.076 _{(0.438 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0111-0300-BR Square Keysteel Lengths - 11.113x11.113x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $123.59 AUD Regular price ~~$148.31 AUD~~ Sale price $123.59 AUD Unit price per Each View the product page first if you are unsure.
4R-0111-0300-BR --- Square Keysteel Lengths - 11.113x11.113x300 mm - Brass Sale 4R-0111-0300-BR --- Square Keysteel Lengths - 11.113x11.113x300 mm - Brass Regular price $123.59 AUD Regular price ~~$148.31 AUD~~ Sale price $123.59 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 12.700 mm +/- 0.076 _{(0.5 in.)}	Height (s2) 12.700 mm +/- 0.076 _{(0.5 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0127-0300-BR Square Keysteel Lengths - 12.7x12.7x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $67.59 AUD Regular price ~~$81.11 AUD~~ Sale price $67.59 AUD Unit price per Each
Width (s1) 12.700 mm +/- 0.076 _{(0.5 in.)}	Height (s2) 12.700 mm +/- 0.076 _{(0.5 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0127-0300-BR Square Keysteel Lengths - 12.7x12.7x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $67.59 AUD Regular price ~~$81.11 AUD~~ Sale price $67.59 AUD Unit price per Each View the product page first if you are unsure.
4R-0127-0300-BR --- Square Keysteel Lengths - 12.7x12.7x300 mm - Brass Sale 4R-0127-0300-BR --- Square Keysteel Lengths - 12.7x12.7x300 mm - Brass Regular price $67.59 AUD Regular price ~~$81.11 AUD~~ Sale price $67.59 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 14.288 mm +/- 0.102 _{(0.563 in.)}	Height (s2) 14.288 mm +/- 0.102 _{(0.563 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0143-0300-BR Square Keysteel Lengths - 14.288x14.288x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $298.59 AUD Regular price ~~$358.31 AUD~~ Sale price $298.59 AUD Unit price per Each
Width (s1) 14.288 mm +/- 0.102 _{(0.563 in.)}	Height (s2) 14.288 mm +/- 0.102 _{(0.563 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0143-0300-BR Square Keysteel Lengths - 14.288x14.288x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $298.59 AUD Regular price ~~$358.31 AUD~~ Sale price $298.59 AUD Unit price per Each View the product page first if you are unsure.
4R-0143-0300-BR --- Square Keysteel Lengths - 14.288x14.288x300 mm - Brass Sale 4R-0143-0300-BR --- Square Keysteel Lengths - 14.288x14.288x300 mm - Brass Regular price $298.59 AUD Regular price ~~$358.31 AUD~~ Sale price $298.59 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 19.050 mm +/- 0.102 _{(0.75 in.)}	Height (s2) 19.050 mm +/- 0.102 _{(0.75 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0191-0300-BR Square Keysteel Lengths - 19.05x19.05x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $213.50 AUD Regular price ~~$256.20 AUD~~ Sale price $213.50 AUD Unit price per Each
Width (s1) 19.050 mm +/- 0.102 _{(0.75 in.)}	Height (s2) 19.050 mm +/- 0.102 _{(0.75 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0191-0300-BR Square Keysteel Lengths - 19.05x19.05x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $213.50 AUD Regular price ~~$256.20 AUD~~ Sale price $213.50 AUD Unit price per Each View the product page first if you are unsure.
4R-0191-0300-BR --- Square Keysteel Lengths - 19.05x19.05x300 mm - Brass Sale 4R-0191-0300-BR --- Square Keysteel Lengths - 19.05x19.05x300 mm - Brass Regular price $213.50 AUD Regular price ~~$256.20 AUD~~ Sale price $213.50 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 25.400 mm +/- 0.102 _{(1 in.)}	Height (s2) 25.400 mm +/- 0.102 _{(1 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0254-0300-BR Square Keysteel Lengths - 25.4x25.4x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $342.05 AUD Regular price ~~$410.45 AUD~~ Sale price $342.05 AUD Unit price per Each
Width (s1) 25.400 mm +/- 0.102 _{(1 in.)}	Height (s2) 25.400 mm +/- 0.102 _{(1 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0254-0300-BR Square Keysteel Lengths - 25.4x25.4x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $342.05 AUD Regular price ~~$410.45 AUD~~ Sale price $342.05 AUD Unit price per Each View the product page first if you are unsure.
4R-0254-0300-BR --- Square Keysteel Lengths - 25.4x25.4x300 mm - Brass Sale 4R-0254-0300-BR --- Square Keysteel Lengths - 25.4x25.4x300 mm - Brass Regular price $342.05 AUD Regular price ~~$410.45 AUD~~ Sale price $342.05 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 31.750 mm +/- 0.127 _{(1.25 in.)}	Height (s2) 31.750 mm +/- 0.127 _{(1.25 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0318-0300-BR Square Keysteel Lengths - 31.75x31.75x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $622.68 AUD Regular price ~~$747.22 AUD~~ Sale price $622.68 AUD Unit price per Each
Width (s1) 31.750 mm +/- 0.127 _{(1.25 in.)}	Height (s2) 31.750 mm +/- 0.127 _{(1.25 in.)}	Length (L) 300 mm +/- 3.2 _{(11.811 in.)}
Material: Brass
Part Number: 4R-0318-0300-BR Square Keysteel Lengths - 31.75x31.75x300 mm - Brass Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jul 05, 2025 Regular price $622.68 AUD Regular price ~~$747.22 AUD~~ Sale price $622.68 AUD Unit price per Each View the product page first if you are unsure.
4R-0318-0300-BR --- Square Keysteel Lengths - 31.75x31.75x300 mm - Brass Sale 4R-0318-0300-BR --- Square Keysteel Lengths - 31.75x31.75x300 mm - Brass Regular price $622.68 AUD Regular price ~~$747.22 AUD~~ Sale price $622.68 AUD Unit price per Out of stock! Backorder Now Sale