Gunsmithing Screws
Wide variety of sizes
Lock Nuts
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Original price $11.95 - Original price $18.25Original price$11.95 - $18.25$11.95 - $18.25Current price $11.953/8"-16 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ 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 $11.95 - Original price $18.25Original price$11.95 - $18.25$11.95 - $18.25Current price $11.95 -
Original price $26.74 - Original price $26.74Original price$26.74$26.74 - $26.74Current price $26.741-1/8"-7 Zinc Plated Grade 8 Steel Coarse Thread Lock Nuts (5 pcs.)
Monster Fastener10+ 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 $26.74 - Original price $26.74Original price$26.74$26.74 - $26.74Current price $26.74 -
Original price $11.64 - Original price $11.64Original price$11.64$11.64 - $11.64Current price $11.641/2"-20 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts (5 pcs.)
Monster Fastener10+ 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 $11.64 - Original price $11.64Original price$11.64$11.64 - $11.64Current price $11.64 -
Original price $13.92 - Original price $13.92Original price$13.92$13.92 - $13.92Current price $13.921/2"-13 Zinc Grade 8 Nylon Insert Lock Nuts (6 pcs.)
Monster Fastener10+ 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 $13.92 - Original price $13.92Original price$13.92$13.92 - $13.92Current price $13.92 -
Original price $14.27 - Original price $14.27Original price$14.27$14.27 - $14.27Current price $14.275/8"-11 Zinc Grade 8 Nylon Insert Lock Nuts (5 pcs.)
Monster Fastener10+ 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 $14.27 - Original price $14.27Original price$14.27$14.27 - $14.27Current price $14.27 -
Original price $11.29 - Original price $12.98Original price$11.29 - $12.98$11.29 - $12.98Current price $11.299/16"-12 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ 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 $11.29 - Original price $12.98Original price$11.29 - $12.98$11.29 - $12.98Current price $11.29 -
Original price $12.27 - Original price $13.89Original price$12.27 - $13.89$12.27 - $13.89Current price $12.271/4"-20 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: Yellow ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 8...
View full detailsOriginal price $12.27 - Original price $13.89Original price$12.27 - $13.89$12.27 - $13.89Current price $12.27 -
Original price $15.45 - Original price $16.20Original price$15.45 - $16.20$15.45 - $16.20Current price $15.455/16"-18 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Yellow ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade ...
View full detailsOriginal price $15.45 - Original price $16.20Original price$15.45 - $16.20$15.45 - $16.20Current price $15.45 -
Original price $10.92 - Original price $13.87Original price$10.92 - $13.87$10.92 - $13.87Current price $10.927/16"-14 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: Yellow ZincDriver Type: 5/8" WrenchThread Size: 14 (Coarse)Hardness: Grade...
View full detailsOriginal price $10.92 - Original price $13.87Original price$10.92 - $13.87$10.92 - $13.87Current price $10.92 -
Original price $11.44 - Original price $15.82Original price$11.44 - $15.82$11.44 - $15.82Current price $11.441/2"-13 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ 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 $11.44 - Original price $15.82Original price$11.44 - $15.82$11.44 - $15.82Current price $11.44 -
Original price $10.36 - Original price $12.38Original price$10.36 - $12.38$10.36 - $12.38Current price $10.365/8"-11 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ 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 $10.36 - Original price $12.38Original price$10.36 - $12.38$10.36 - $12.38Current price $10.36 -
Original price $10.07 - Original price $14.09Original price$10.07 - $14.09$10.07 - $14.09Current price $10.073/4"-10 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 3/4"Diameter 2: 1-7/32"Thickness: 57/64"Material: SteelFinish: Yellow ZincDriver Type: 1-1/8" WrenchThread Size: 10 (Coarse)Hardness: Gra...
View full detailsOriginal price $10.07 - Original price $14.09Original price$10.07 - $14.09$10.07 - $14.09Current price $10.07 -
Original price $13.87 - Original price $13.87Original price$13.87$13.87 - $13.87Current price $13.877/8"-9 Zinc Plated Grade 8 Nylon Insert Lock Nuts (5 pcs)
Monster Fastener10+ in stockDiameter: 7/8"Diameter 2: 1-7/16"Thickness: 1"Material: SteelFinish: Yellow ZincDriver Type: 1-5/16" WrenchThread Size: 9 (Coarse)Hardness: Grade 8...
View full detailsOriginal price $13.87 - Original price $13.87Original price$13.87$13.87 - $13.87Current price $13.87 -
Original price $12.55 - Original price $16.87Original price$12.55 - $16.87$12.55 - $16.87Current price $12.551"-8 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 1"Diameter 2: 1-21/32"Thickness: 1-1/16"Material: SteelFinish: Yellow ZincDriver Type: 1-1/2" WrenchThread Size: 8 (Coarse)Hardness: Grad...
View full detailsOriginal price $12.55 - Original price $16.87Original price$12.55 - $16.87$12.55 - $16.87Current price $12.55 -
Original price $18.56 - Original price $18.56Original price$18.56$18.56 - $18.56Current price $18.5614mm-2.0 Zinc Plated Class 8 Steel Coarse Thread Flange Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 14mmDiameter 2: 24mmThickness: 18mmMaterial: SteelFinish: Yellow ZincDriver Type: #21 WrenchThread Size: 2.0mm (Coarse)Hardness: Class 8S...
View full detailsOriginal price $18.56 - Original price $18.56Original price$18.56$18.56 - $18.56Current price $18.56 -
Original price $23.92 - Original price $23.92Original price$23.92$23.92 - $23.92Current price $23.9220mm-2.5 Zinc Plated Class 8 Steel Coarse Thread Flange Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 20mmDiameter 2: 34mmThickness: 25mmMaterial: SteelFinish: Yellow ZincDriver Type: #30 WrenchThread Size: 2.5mm (Coarse)Hardness: Class 8S...
View full detailsOriginal price $23.92 - Original price $23.92Original price$23.92$23.92 - $23.92Current price $23.92 -
Original price $14.59 - Original price $14.59Original price$14.59$14.59 - $14.59Current price $14.591/4"-28 Zinc Grade 8 Nylon Insert Lock Nuts (50 pcs.)
Monster Fastener10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: Yellow ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 8St...
View full detailsOriginal price $14.59 - Original price $14.59Original price$14.59$14.59 - $14.59Current price $14.59 -
Original price $16.66 - Original price $16.66Original price$16.66$16.66 - $16.66Current price $16.665/16"-24 Zinc Grade 8 Nylon Insert Lock Nuts (50 pcs.)
Monster Fastener10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Yellow ZincDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: Grade 8S...
View full detailsOriginal price $16.66 - Original price $16.66Original price$16.66$16.66 - $16.66Current price $16.66 -
Original price $34.64 - Original price $34.64Original price$34.64$34.64 - $34.64Current price $34.641-1/4"-7 Zinc Plated Grade 8 Steel Coarse Thread Lock Nuts (4 pcs.)
Monster Fastener10+ in stockDiameter: 1-1/4"Diameter 2: 2-3/32"Thickness: 1-3/8"Material: SteelFinish: Yellow ZincDriver Type: 1-7/8" WrenchThread Size: 7 (Coarse)Hardness: Gr...
View full detailsOriginal price $34.64 - Original price $34.64Original price$34.64$34.64 - $34.64Current price $34.64 -
Original price $39.08 - Original price $39.08Original price$39.08$39.08 - $39.08Current price $39.081-1/2"-6 Zinc Plated Grade 8 Steel Coarse Thread Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 1-1/2"Diameter 2: 2-1/2"Thickness: 1-5/8"Material: SteelFinish: Yellow ZincDriver Type: 2-1/4" WrenchThread Size: 6 (Coarse)Hardness: Gra...
View full detailsOriginal price $39.08 - Original price $39.08Original price$39.08$39.08 - $39.08Current price $39.08 -
Original price $12.42 - Original price $12.42Original price$12.42$12.42 - $12.42Current price $12.425/16"-18 Zinc Grade 8 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Yellow ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade ...
View full detailsOriginal price $12.42 - Original price $12.42Original price$12.42$12.42 - $12.42Current price $12.42 -
Original price $12.16 - Original price $12.16Original price$12.16$12.16 - $12.16Current price $12.163/8"-24 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts (8 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Yellow ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 8...
View full detailsOriginal price $12.16 - Original price $12.16Original price$12.16$12.16 - $12.16Current price $12.16 -
Original price $16.14 - Original price $16.14Original price$16.14$16.14 - $16.14Current price $16.141/4"-20 Zinc Grade 8 Nylon Insert Lock Nuts (16 pcs.)
Monster Fastener10+ in stockDiameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: Yellow ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 8...
View full detailsOriginal price $16.14 - Original price $16.14Original price$16.14$16.14 - $16.14Current price $16.14 -
Original price $15.03 - Original price $15.03Original price$15.03$15.03 - $15.03Current price $15.033/8"-16 Zinc Grade 8 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ 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 $15.03 - Original price $15.03Original price$15.03$15.03 - $15.03Current price $15.03
