Gunsmithing Screws
Wide variety of sizes
Lock Nuts
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Original price $12.04 - Original price $12.04Original price$12.04$12.04 - $12.04Current price $12.047/16"-20 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts (4 pcs.)
Monster Fastener10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: Black ChromeDriver Type: 5/8" WrenchThread Size: 20 (Fine)Style: Nylon Ins...
View full detailsOriginal price $12.04 - Original price $12.04Original price$12.04$12.04 - $12.04Current price $12.04 -
Original price $11.48 - Original price $11.48Original price$11.48$11.48 - $11.48Current price $11.481/2"-20 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 7/8"Thickness: 19/32"Material: SteelFinish: Black ChromeDriver Type: 3/4" WrenchThread Size: 20 (Fine)Style: Nylon Insert...
View full detailsOriginal price $11.48 - Original price $11.48Original price$11.48$11.48 - $11.48Current price $11.48 -
Original price $9.44 - Original price $9.44Original price$9.44$9.44 - $9.44Current price $9.44
#6-32 Black Zinc Plated Steel Coarse Thread Nylon Insert Lock Nuts (20 pcs.)
Monster FastenerOut of stockDiameter: #6Diameter 2: 11/32"Thickness: 3/16"Material: SteelFinish: Black ZincDriver Type: 5/16" WrenchThread Size: 32 (Coarse)Style: Nylon Insert...
View full detailsOriginal price $9.44 - Original price $9.44Original price$9.44$9.44 - $9.44Current price $9.44Sold out -
Original price $17.93 - Original price $17.93Original price$17.93$17.93 - $17.93Current price $17.937/16"-20 Chrome Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: ChromeDriver Type: 5/8" WrenchThread Size: 20 (Fine)Style: Nylon InsertTyp...
View full detailsOriginal price $17.93 - Original price $17.93Original price$17.93$17.93 - $17.93Current price $17.93 -
Original price $12.09 - Original price $12.09Original price$12.09$12.09 - $12.09Current price $12.099/16"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts (8 pcs.)
Monster Fastener10+ 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 $12.09 - Original price $12.09Original price$12.09$12.09 - $12.09Current price $12.09 -
Original price $21.56 - Original price $21.56Original price$21.56$21.56 - $21.56Current price $21.567/16"-14 Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: ChromeDriver Type: 5/8" WrenchThread Size: 14 (Coarse)Style: Nylon InsertT...
View full detailsOriginal price $21.56 - Original price $21.56Original price$21.56$21.56 - $21.56Current price $21.56 -
Original price $9.27 - Original price $13.34Original price$9.27 - $13.34$9.27 - $13.34Current price $9.2714mm-2.0 Zinc Plated Class 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 14mmDiameter 2: 25mmThickness: 14mmMaterial: SteelFinish: ZincDriver Type: #22 WrenchThread Size: 2.0mm (Coarse)Hardness: Class 8Style: N...
View full detailsOriginal price $9.27 - Original price $13.34Original price$9.27 - $13.34$9.27 - $13.34Current price $9.27 -
Original price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.745/16"-18 Black Phosphate Grade 2 Nylon Insert Lock Nuts (452 pcs.)
Monster Fastener10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Black PhosphateDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Gr...
View full detailsOriginal price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.74 -
Original price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.743/8"-16 Black Phosphate Grade 2 Nylon Insert Lock Nuts (286 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Black PhosphateDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: G...
View full detailsOriginal price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.74 -
Original price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.741/2"-13 Black Phosphate Grade 2 Nylon Insert Lock Nuts (117 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: Black PhosphateDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Gr...
View full detailsOriginal price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.74 -
Original price $9.27 - Original price $10.15Original price$9.27 - $10.15$9.27 - $10.15Current price $9.27#6-32 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: #6Diameter 2: 11/32"Thickness: 3/16"Material: SteelFinish: ZincDriver Type: 5/16" WrenchThread Size: 32 (Coarse)Hardness: Grade 2Style: N...
View full detailsOriginal price $9.27 - Original price $10.15Original price$9.27 - $10.15$9.27 - $10.15Current price $9.27 -
Original price $9.57 - Original price $10.57Original price$9.57 - $10.57$9.57 - $10.57Current price $9.57#8-32 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: #8Diameter 2: 3/8"Thickness: 15/64"Material: SteelFinish: ZincDriver Type: 11/32" WrenchThread Size: 32 (Coarse)Hardness: Grade 2Style: N...
View full detailsOriginal price $9.57 - Original price $10.57Original price$9.57 - $10.57$9.57 - $10.57Current price $9.57 -
Original price $9.90 - Original price $10.88Original price$9.90 - $10.88$9.90 - $10.88Current price $9.90#10-24 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: #10Diameter 2: 7/16"Thickness: 15/64"Material: SteelFinish: ZincDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Hardness: Grade 2Style: N...
View full detailsOriginal price $9.90 - Original price $10.88Original price$9.90 - $10.88$9.90 - $10.88Current price $9.90 -
Original price $11.05 - Original price $15.34Original price$11.05 - $15.34$11.05 - $15.34Current price $11.051/2"-13 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Grade 2Style:...
View full detailsOriginal price $11.05 - Original price $15.34Original price$11.05 - $15.34$11.05 - $15.34Current price $11.05 -
Original price $11.19 - Original price $13.10Original price$11.19 - $13.10$11.19 - $13.10Current price $11.199/16"-12 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 9/16"Diameter 2: 1"Thickness: 21/32"Material: SteelFinish: ZincDriver Type: 7/8" WrenchThread Size: 12 (Coarse)Hardness: Grade 2Style: Ny...
View full detailsOriginal price $11.19 - Original price $13.10Original price$11.19 - $13.10$11.19 - $13.10Current price $11.19 -
Original price $11.53 - Original price $15.06Original price$11.53 - $15.06$11.53 - $15.06Current price $11.535/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ 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 $11.53 - Original price $15.06Original price$11.53 - $15.06$11.53 - $15.06Current price $11.53 -
Original price $23.65 - Original price $23.65Original price$23.65$23.65 - $23.65Current price $23.651"-8 Zinc Plated Grade 2 Nylon Insert Lock Nuts (10 pcs)
Monster Fastener10+ in stockDiameter: 1"Diameter 2: 1-21/32"Thickness: 1-1/16"Material: SteelFinish: ZincDriver Type: 1-7/16" WrenchThread Size: 8 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $23.65 - Original price $23.65Original price$23.65$23.65 - $23.65Current price $23.65 -
Original price $10.79 - Original price $12.02Original price$10.79 - $12.02$10.79 - $12.02Current price $10.791/4"-28 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 2Style: Ny...
View full detailsOriginal price $10.79 - Original price $12.02Original price$10.79 - $12.02$10.79 - $12.02Current price $10.79 -
Original price $10.10 - Original price $12.97Original price$10.10 - $12.97$10.10 - $12.97Current price $10.105/16"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: N...
View full detailsOriginal price $10.10 - Original price $12.97Original price$10.10 - $12.97$10.10 - $12.97Current price $10.10 -
Original price $11.46 - Original price $15.33Original price$11.46 - $15.33$11.46 - $15.33Current price $11.463/8"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: ...
View full detailsOriginal price $11.46 - Original price $15.33Original price$11.46 - $15.33$11.46 - $15.33Current price $11.46 -
Original price $9.82 - Original price $12.73Original price$9.82 - $12.73$9.82 - $12.73Current price $9.827/16"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: ZincDriver Type: 11/16" WrenchThread Size: 20 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $9.82 - Original price $12.73Original price$9.82 - $12.73$9.82 - $12.73Current price $9.82 -
Original price $10.25 - Original price $16.60Original price$10.25 - $16.60$10.25 - $16.60Current price $10.251/2"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: Grade 2Style: N...
View full detailsOriginal price $10.25 - Original price $16.60Original price$10.25 - $16.60$10.25 - $16.60Current price $10.25 -
Original price $45.40 - Original price $45.40Original price$45.40$45.40 - $45.40Current price $45.406mm-1.0 Black Phosphate Class 8 Nylon Insert Lock Nuts (1093 pcs)
Monster Fastener10+ in stockDiameter: 6mmDiameter 2: 11mmThickness: 6mmMaterial: SteelFinish: Black PhosphateDriver Type: #10 WrenchThread Size: 1.0mm (Coarse)Hardness: Class ...
View full detailsOriginal price $45.40 - Original price $45.40Original price$45.40$45.40 - $45.40Current price $45.40 -
Original price $45.40 - Original price $45.40Original price$45.40$45.40 - $45.40Current price $45.408mm-1.25 Black Phosphate Class 8 Nylon Insert Lock Nuts (481 pcs)
Monster Fastener10+ in stockDiameter: 8mmDiameter 2: 15mmThickness: 7.9mmMaterial: SteelFinish: Black PhosphateDriver Type: #13 WrenchThread Size: 1.25mm (Coarse)Hardness: Cla...
View full detailsOriginal price $45.40 - Original price $45.40Original price$45.40$45.40 - $45.40Current price $45.40
