Gunsmithing Screws
Wide variety of sizes
Lock Nuts
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Original price $5.96 - Original price $8.12Original price$5.96 - $8.12$5.96 - $8.12Current price $5.965/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $5.96 - Original price $8.12Original price$5.96 - $8.12$5.96 - $8.12Current price $5.96 -
Original price $5.13 - Original price $8.9Original price$5.13 - $8.9$5.13 - $8.9Current price $5.131/4"-20 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 5/16"Material: Stainless SteelDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: 18-8Style: Waxed ...
View full detailsOriginal price $5.13 - Original price $8.9Original price$5.13 - $8.9$5.13 - $8.9Current price $5.13 -
Original price $4.83 - Original price $4.83Original price$4.83$4.83 - $4.83Current price $4.835/8"-11 Zinc Grade 2 Nylon Thin Lock Nuts (5 pcs.)
centurytool.store10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $4.83 - Original price $4.83Original price$4.83$4.83 - $4.83Current price $4.83 -
Original price $4.26 - Original price $4.26Original price$4.26$4.26 - $4.26Current price $4.265/16"-18 Black Oxide Steel Coarse Thread Nylon Insert Lock Nuts (8 pcs.)
centurytool.store10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Black OxideDriver Type: 9/16" WrenchThread Size: 18 (Coarse)Style: Nylon In...
View full detailsOriginal price $4.26 - Original price $4.26Original price$4.26$4.26 - $4.26Current price $4.26 -
Original price $5.51 - Original price $7.01Original price$5.51 - $7.01$5.51 - $7.01Current price $5.519/16"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 9/16"Diameter 2: 1"Thickness: 21/32"Material: SteelFinish: ZincDriver Type: 7/8" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style: Nylo...
View full detailsOriginal price $5.51 - Original price $7.01Original price$5.51 - $7.01$5.51 - $7.01Current price $5.51 -
Original price $5.98 - Original price $9.13Original price$5.98 - $9.13$5.98 - $9.13Current price $5.983/8"-16 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Yellow ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade...
View full detailsOriginal price $5.98 - Original price $9.13Original price$5.98 - $9.13$5.98 - $9.13Current price $5.98 -
Original price $6.97 - Original price $11.25Original price$6.97 - $11.25$6.97 - $11.25Current price $6.977/8"-9 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 7/8"Diameter 2: 1-7/16"Thickness: 1"Material: SteelFinish: ZincDriver Type: 1-5/16" WrenchThread Size: 9 (Coarse)Hardness: Grade 2Style: ...
View full detailsOriginal price $6.97 - Original price $11.25Original price$6.97 - $11.25$6.97 - $11.25Current price $6.97 -
Original price $15.87 - Original price $15.87Original price$15.87$15.87 - $15.87Current price $15.871/2"-20 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts (10 pcs.)
centurytool.store10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 11/32"Material: SteelFinish: ChromeDriver Type: 3/4" WrenchThread Size: 20 (Fine)Style: Thin PatternType...
View full detailsOriginal price $15.87 - Original price $15.87Original price$15.87$15.87 - $15.87Current price $15.87 -
Original price $5.33 - Original price $5.33Original price$5.33$5.33 - $5.33Current price $5.331/4"-20 Zinc Plated Grade 5 Steel Coarse Thread Flange Lock Nuts (20 pcs.)
centurytool.store10+ in stockDiameter: 1/4"Diameter 2: 9/16"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 5Style: ...
View full detailsOriginal price $5.33 - Original price $5.33Original price$5.33$5.33 - $5.33Current price $5.33 -
Original price $6.02 - Original price $6.02Original price$6.02$6.02 - $6.02Current price $6.027/16"-20 Polished 18-8 Stainless Nylon Insert Lock Nuts (4 pcs.)
centurytool.store10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: Stainless SteelFinish: PolishedDriver Type: 5/8" WrenchThread Size: 20 (Fine)Hardness: ...
View full detailsOriginal price $6.02 - Original price $6.02Original price$6.02$6.02 - $6.02Current price $6.02 -
Original price $5.19 - Original price $5.19Original price$5.19$5.19 - $5.19Current price $5.193/8"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts (5 pcs.)
centurytool.store10+ in stockDiameter: 3/8"Diameter 2: 5/8"Thickness: 11/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Serrate...
View full detailsOriginal price $5.19 - Original price $5.19Original price$5.19$5.19 - $5.19Current price $5.19 -
Original price $4.58 - Original price $4.58Original price$4.58$4.58 - $4.58Current price $4.581/4"-28 Zinc Plated Steel Fine Thread Serrated Lock Nuts (15 pcs.)
centurytool.store10+ in stockDiameter: 1/4"Diameter 2: 19/32"Thickness: 1/4"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Style: SerratedType: Flang...
View full detailsOriginal price $4.58 - Original price $4.58Original price$4.58$4.58 - $4.58Current price $4.58 -
Original price $13.37 - Original price $13.37Original price$13.37$13.37 - $13.37Current price $13.371-1/8"-7 Zinc Plated Grade 8 Steel Coarse Thread Lock Nuts (5 pcs.)
centurytool.store10+ in stockDiameter: 1-1/8"Diameter 2: 1-7/8"Thickness: 1-3/16"Material: SteelFinish: Yellow ZincDriver Type: 1-11/16" WrenchThread Size: 7 (Coarse)Hardness: ...
View full detailsOriginal price $13.37 - Original price $13.37Original price$13.37$13.37 - $13.37Current price $13.37 -
Original price $5.04 - Original price $5.04Original price$5.04$5.04 - $5.04Current price $5.045/16"-24 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (12 pcs.)
centurytool.store10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 17/64"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: T...
View full detailsOriginal price $5.04 - Original price $5.04Original price$5.04$5.04 - $5.04Current price $5.04 -
Original price $4.98 - Original price $4.98Original price$4.98$4.98 - $4.98Current price $4.981/8IP x 1/2" Brass Lock Nuts (10 pcs.)
centurytool.store10+ in stockDiameter: 1/8IPDiameter 2: 9/16"Thickness: 1/8"Material: BrassDriver Type: 1/2" WrenchType: Lock NutBox of 10.A lock nut is a nut that resists loos...
View full detailsOriginal price $4.98 - Original price $4.98Original price$4.98$4.98 - $4.98Current price $4.98 -
Original price $5.82 - Original price $5.82Original price$5.82$5.82 - $5.82Current price $5.821/2"-20 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts (5 pcs.)
centurytool.store10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: Yellow ZincDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: Grade 8S...
View full detailsOriginal price $5.82 - Original price $5.82Original price$5.82$5.82 - $5.82Current price $5.82 -
Original price $5.66 - Original price $5.66Original price$5.66$5.66 - $5.66Current price $5.665/8"-11 Zinc Grade 2 Nylon Insert Lock Nuts (6 pcs.)
centurytool.store10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $5.66 - Original price $5.66Original price$5.66$5.66 - $5.66Current price $5.66 -
Original price $6.96 - Original price $6.96Original price$6.96$6.96 - $6.96Current price $6.961/2"-13 Zinc Grade 8 Nylon Insert Lock Nuts (6 pcs.)
centurytool.store10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: Yellow ZincDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Grade ...
View full detailsOriginal price $6.96 - Original price $6.96Original price$6.96$6.96 - $6.96Current price $6.96 -
Original price $7.14 - Original price $7.14Original price$7.14$7.14 - $7.14Current price $7.145/8"-11 Zinc Grade 8 Nylon Insert Lock Nuts (5 pcs.)
centurytool.store10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Gra...
View full detailsOriginal price $7.14 - Original price $7.14Original price$7.14$7.14 - $7.14Current price $7.14 -
Original price $6.59 - Original price $6.59Original price$6.59$6.59 - $6.59Current price $6.593/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (16 pcs.)
centurytool.store10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Style...
View full detailsOriginal price $6.59 - Original price $6.59Original price$6.59$6.59 - $6.59Current price $6.59 -
Original price $5.63 - Original price $16.28Original price$5.63 - $16.28$5.63 - $16.28Current price $5.631/4"-20 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 2Style: ...
View full detailsOriginal price $5.63 - Original price $16.28Original price$5.63 - $16.28$5.63 - $16.28Current price $5.63 -
Original price $4.7 - Original price $6.68Original price$4.7 - $6.68$4.7 - $6.68Current price $4.710mm-1.0 Zinc Plated Class 8 Steel Extra Fine Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 10mmDiameter 2: 19mmThickness: 9.9mmMaterial: SteelFinish: ZincDriver Type: #17 WrenchThread Size: 1.0mm (Extra Fine)Hardness: Class 8Sty...
View full detailsOriginal price $4.7 - Original price $6.68Original price$4.7 - $6.68$4.7 - $6.68Current price $4.7 -
Original price $5.65 - Original price $6.49Original price$5.65 - $6.49$5.65 - $6.49Current price $5.659/16"-12 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 9/16"Diameter 2: 1"Thickness: 21/32"Material: SteelFinish: Yellow ZincDriver Type: 7/8" WrenchThread Size: 12 (Coarse)Hardness: Grade 8St...
View full detailsOriginal price $5.65 - Original price $6.49Original price$5.65 - $6.49$5.65 - $6.49Current price $5.65 -
Original price $4.87 - Original price $5.98Original price$4.87 - $5.98$4.87 - $5.98Current price $4.871/2"-13 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
centurytool.store10+ in stockDiameter: 1/2"Diameter 2: 7/8"Thickness: 19/32"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Waxed ...
View full detailsOriginal price $4.87 - Original price $5.98Original price$4.87 - $5.98$4.87 - $5.98Current price $4.87
