Gunsmithing Screws
Wide variety of sizes
Lock Nuts
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Original price $10.18 - Original price $10.18Original price$10.18$10.18 - $10.18Current price $10.181/4"-28 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (16 pcs.)
Monster Fastener10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 2Style: Top...
View full detailsOriginal price $10.18 - Original price $10.18Original price$10.18$10.18 - $10.18Current price $10.18 -
Original price $10.20 - Original price $10.20Original price$10.20$10.20 - $10.20Current price $10.203/8"-24 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: ...
View full detailsOriginal price $10.20 - Original price $10.20Original price$10.20$10.20 - $10.20Current price $10.20 -
Original price $11.37 - Original price $11.37Original price$11.37$11.37 - $11.37Current price $11.371/2"-20 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (8 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 29/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: Grade 2Style: T...
View full detailsOriginal price $11.37 - Original price $11.37Original price$11.37$11.37 - $11.37Current price $11.37 -
Original price $10.87 - Original price $10.87Original price$10.87$10.87 - $10.87Current price $10.875/8"-18 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $10.87 - Original price $10.87Original price$10.87$10.87 - $10.87Current price $10.87 -
Original price $11.33 - Original price $11.33Original price$11.33$11.33 - $11.33Current price $11.333/4"-16 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (4 pcs.)
Monster Fastener10+ in stockDiameter: 3/4"Diameter 2: 1-7/32"Thickness: 21/32"Material: SteelFinish: ZincDriver Type: 1-1/8" WrenchThread Size: 16 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $11.33 - Original price $11.33Original price$11.33$11.33 - $11.33Current price $11.33 -
Original price $10.92 - Original price $10.92Original price$10.92$10.92 - $10.92Current price $10.929/16"-12 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 9/16"Diameter 2: 1"Thickness: 31/64"Material: SteelFinish: ZincDriver Type: 7/8" WrenchThread Size: 12 (Coarse)Hardness: Grade 2Style: To...
View full detailsOriginal price $10.92 - Original price $10.92Original price$10.92$10.92 - $10.92Current price $10.92 -
Original price $11.28 - Original price $11.28Original price$11.28$11.28 - $11.28Current price $11.289/16"-18 Zinc Plated Grade 2 Steel Fine Thread Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 9/16"Diameter 2: 1"Thickness: 31/64"Material: SteelFinish: ZincDriver Type: 7/8" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style: Top ...
View full detailsOriginal price $11.28 - Original price $11.28Original price$11.28$11.28 - $11.28Current price $11.28 -
Original price $14.07 - Original price $14.07Original price$14.07$14.07 - $14.07Current price $14.071/8IP x 3/4" Brass Knurled Lock Nuts (15 pcs.)
Monster Fastener10+ in stockDiameter: 1/8IPThickness: 3/32"Material: BrassStyle: KnurledType: Lock NutBox of 15.A lock nut is a nut that resists loosening under vibrations and...
View full detailsOriginal price $14.07 - Original price $14.07Original price$14.07$14.07 - $14.07Current price $14.07 -
Original price $12.24 - Original price $12.24Original price$12.24$12.24 - $12.24Current price $12.241/4IP x 3/4" Brass Knurled Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 1/4IPThickness: 3/32"Material: BrassStyle: KnurledType: Lock NutBox of 10.A lock nut is a nut that resists loosening under vibrations and...
View full detailsOriginal price $12.24 - Original price $12.24Original price$12.24$12.24 - $12.24Current price $12.24 -
Original price $10.59 - Original price $10.59Original price$10.59$10.59 - $10.59Current price $10.591/8IP x 9/16" Steel Lock Nuts (15 pcs.)
Monster Fastener10+ in stockDiameter: 1/8IPDiameter 2: 9/16"Thickness: 1/8"Material: SteelDriver Type: 9/16" WrenchType: Lock NutBox of 15.A lock nut is a nut that resists loo...
View full detailsOriginal price $10.59 - Original price $10.59Original price$10.59$10.59 - $10.59Current price $10.59 -
Original price $13.12 - Original price $13.12Original price$13.12$13.12 - $13.12Current price $13.121/4"-20 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (25 pcs.)
Monster Fastener10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 2Style: C...
View full detailsOriginal price $13.12 - Original price $13.12Original price$13.12$13.12 - $13.12Current price $13.12 -
Original price $11.84 - Original price $11.84Original price$11.84$11.84 - $11.84Current price $11.845/16"-18 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (20 pcs.)
Monster Fastener10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade 2Style: ...
View full detailsOriginal price $11.84 - Original price $11.84Original price$11.84$11.84 - $11.84Current price $11.84 -
Original price $11.77 - Original price $11.77Original price$11.77$11.77 - $11.77Current price $11.775/16"-24 18-8 Stainless Nylon Insert Lock Nuts (15 pcs.)
Monster Fastener10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 11/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Waxed ...
View full detailsOriginal price $11.77 - Original price $11.77Original price$11.77$11.77 - $11.77Current price $11.77 -
Original price $13.29 - Original price $13.29Original price$13.29$13.29 - $13.29Current price $13.293/8"-24 18-8 Stainless Nylon Insert Lock Nuts (12 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Waxed...
View full detailsOriginal price $13.29 - Original price $13.29Original price$13.29$13.29 - $13.29Current price $13.29 -
Original price $11.99 - Original price $11.99Original price$11.99$11.99 - $11.99Current price $11.997/16"-20 18-8 Stainless Nylon Insert Lock Nuts (8 pcs.)
Monster Fastener10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 5/8" WrenchThread Size: 20 (Fine)Hardness: 18-8Style: Waxed...
View full detailsOriginal price $11.99 - Original price $11.99Original price$11.99$11.99 - $11.99Current price $11.99 -
Original price $13.59 - Original price $13.59Original price$13.59$13.59 - $13.59Current price $13.591/2"-20 18-8 Stainless Nylon Insert Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 7/8"Thickness: 19/32"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: 18-8Style: Waxed Ny...
View full detailsOriginal price $13.59 - Original price $13.59Original price$13.59$13.59 - $13.59Current price $13.59 -
Original price $14.72 - Original price $14.72Original price$14.72$14.72 - $14.72Current price $14.725/8"-18 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-3/32"Thickness: 25/32"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: 18-8Style: Wax...
View full detailsOriginal price $14.72 - Original price $14.72Original price$14.72$14.72 - $14.72Current price $14.72 -
Original price $14.14 - Original price $14.14Original price$14.14$14.14 - $14.14Current price $14.143/4"-16 18-8 Stainless Nylon Insert Lock Nuts (2 pcs.)
Monster Fastener10+ in stockDiameter: 3/4"Diameter 2: 1-7/32"Thickness: 7/8"Material: Stainless SteelDriver Type: 1-1/8" WrenchThread Size: 16 (Fine)Hardness: 18-8Style: Waxed...
View full detailsOriginal price $14.14 - Original price $14.14Original price$14.14$14.14 - $14.14Current price $14.14 -
Original price $8.10 - Original price $8.10Original price$8.10$8.10 - $8.10Current price $8.10#6-32 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: #6Diameter 2: 11/32"Thickness: 9/64"Material: SteelFinish: ZincDriver Type: 5/16" WrenchThread Size: 32 (Coarse)Hardness: Grade 2Style: T...
View full detailsOriginal price $8.10 - Original price $8.10Original price$8.10$8.10 - $8.10Current price $8.10 -
Original price $8.18 - Original price $8.18Original price$8.18$8.18 - $8.18Current price $8.18#8-32 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: #8Diameter 2: 13/32"Thickness: 3/16"Material: SteelFinish: ZincDriver Type: 11/32" WrenchThread Size: 32 (Coarse)Hardness: Grade 2Style: ...
View full detailsOriginal price $8.18 - Original price $8.18Original price$8.18$8.18 - $8.18Current price $8.18 -
Original price $8.46 - Original price $8.46Original price$8.46$8.46 - $8.46Current price $8.46#10-24 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: #10Diameter 2: 13/32"Thickness: 3/16"Material: SteelFinish: ZincDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Hardness: Grade 2Style: T...
View full detailsOriginal price $8.46 - Original price $8.46Original price$8.46$8.46 - $8.46Current price $8.46 -
Original price $9.05 - Original price $9.05Original price$9.05$9.05 - $9.05Current price $9.053/8"-16 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Style:...
View full detailsOriginal price $9.05 - Original price $9.05Original price$9.05$9.05 - $9.05Current price $9.05 -
Original price $9.57 - Original price $9.57Original price$9.57$9.57 - $9.57Current price $9.577/16"-14 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 5/8" WrenchThread Size: 14 (Coarse)Hardness: Grade 2Style...
View full detailsOriginal price $9.57 - Original price $9.57Original price$9.57$9.57 - $9.57Current price $9.57 -
Original price $8.82 - Original price $8.82Original price$8.82$8.82 - $8.82Current price $8.821/4"-28 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 2Style: Thi...
View full detailsOriginal price $8.82 - Original price $8.82Original price$8.82$8.82 - $8.82Current price $8.82
