Wide variety of sizes
Lock Nuts
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Original price $31.73 - Original price $31.73Original price$31.73$31.73 - $31.73Current price $31.73| /
1/2"-20 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts (10 pcs.)
Monster Fastener10+ 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 $31.73 - Original price $31.73Original price$31.73$31.73 - $31.73Current price $31.73| / -
Original price $11.64 - Original price $11.64Original price$11.64$11.64 - $11.64Current price $11.64| /
1/2"-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 $13.92| /
1/2"-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 $9.73 - Original price $11.95Original price$9.73 - $11.95$9.73 - $11.95Current price $9.73| /
1/2"-13 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ 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 $9.73 - Original price $11.95Original price$9.73 - $11.95$9.73 - $11.95Current price $9.73| / -
Original price $8.79 - Original price $8.79Original price$8.79$8.79 - $8.79Current price $8.79| /
1/2"-20 Zinc Grade 2 Nylon Thin Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: Grade 2Style: T...
View full detailsOriginal price $8.79 - Original price $8.79Original price$8.79$8.79 - $8.79Current price $8.79| / -
Original price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.74| /
1/2"-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 $11.05 - Original price $15.34Original price$11.05 - $15.34$11.05 - $15.34Current price $11.05| /
1/2"-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 $10.25 - Original price $16.60Original price$10.25 - $16.60$10.25 - $16.60Current price $10.25| /
1/2"-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 $11.44 - Original price $15.82Original price$11.44 - $15.82$11.44 - $15.82Current price $11.44| /
1/2"-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 $11.01 - Original price $18.86Original price$11.01 - $18.86$11.01 - $18.86Current price $11.01| /
1/2"-13 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 29/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Grade 2Style:...
View full detailsOriginal price $11.01 - Original price $18.86Original price$11.01 - $18.86$11.01 - $18.86Current price $11.01| / -
Original price $31.73 - Original price $31.73Original price$31.73$31.73 - $31.73Current price $31.73| /
1/2"-13 Chrome Plated Steel Coarse Thread Thin Pattern Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 11/32"Material: SteelFinish: ChromeDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Style: Thin PatternTy...
View full detailsOriginal price $31.73 - Original price $31.73Original price$31.73$31.73 - $31.73Current price $31.73| / -
Original price $13.76 - Original price $13.76Original price$13.76$13.76 - $13.76Current price $13.76| /
1/2"-13 Zinc Plated Grade 5 Steel Coarse Thread Flange Lock Nuts (8 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 1-1/16"Thickness: 9/16"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Grade 5Style:...
View full detailsOriginal price $13.76 - Original price $13.76Original price$13.76$13.76 - $13.76Current price $13.76| / -
Original price $11.48 - Original price $11.48Original price$11.48$11.48 - $11.48Current price $11.48| /
1/2"-13 Polished 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 19/32"Material: Stainless SteelFinish: PolishedDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness:...
View full detailsOriginal price $11.48 - Original price $11.48Original price$11.48$11.48 - $11.48Current price $11.48| / -
Original price $11.48 - Original price $11.48Original price$11.48$11.48 - $11.48Current price $11.48| /
1/2"-20 Polished 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 19/32"Material: Stainless SteelFinish: PolishedDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: 1...
View full detailsOriginal price $11.48 - Original price $11.48Original price$11.48$11.48 - $11.48Current price $11.48| / -
Original price $12.34 - Original price $12.34Original price$12.34$12.34 - $12.34Current price $12.34| /
1/2"-13 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 11/32"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Thin...
View full detailsOriginal price $12.34 - Original price $12.34Original price$12.34$12.34 - $12.34Current price $12.34| / -
Original price $11.93 - Original price $11.93Original price$11.93$11.93 - $11.93Current price $11.93| /
1/2"-13 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Serr...
View full detailsOriginal price $11.93 - Original price $11.93Original price$11.93$11.93 - $11.93Current price $11.93| / -
Original price $11.48 - Original price $11.48Original price$11.48$11.48 - $11.48Current price $11.48| /
1/2"-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 $16.00 - Original price $16.00Original price$16.00$16.00 - $16.00Current price $16.00| /
1/2"-13 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 7/16"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Type ...
View full detailsOriginal price $16.00 - Original price $16.00Original price$16.00$16.00 - $16.00Current price $16.00| / -
Original price $9.09 - Original price $9.09Original price$9.09$9.09 - $9.09Current price $9.09| /
1/2"-20 Zinc Plated Steel Fine Thread Serrated Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 1-1/32"Thickness: 15/32"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 20 (Fine)Style: SerratedType: Fla...
View full detailsOriginal price $9.09 - Original price $9.09Original price$9.09$9.09 - $9.09Current price $9.09| / -
Original price $11.37 - Original price $11.37Original price$11.37$11.37 - $11.37Current price $11.37| /
1/2"-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 $13.59 - Original price $13.59Original price$13.59$13.59 - $13.59Current price $13.59| /
1/2"-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 $13.31 - Original price $13.31Original price$13.31$13.31 - $13.31Current price $13.31| /
1/2"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts (12 pcs.)
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 $13.31 - Original price $13.31Original price$13.31$13.31 - $13.31Current price $13.31| / -
Original price $14.35 - Original price $14.35Original price$14.35$14.35 - $14.35Current price $14.35| /
1/2"-13 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (12 pcs.)
Monster Fastener10+ in stockDiameter: 1/2"Diameter 2: 27/32"Thickness: 29/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Grade 2Style:...
View full detailsOriginal price $14.35 - Original price $14.35Original price$14.35$14.35 - $14.35Current price $14.35| / -
Original price $15.01 - Original price $15.01Original price$15.01$15.01 - $15.01Current price $15.01| /
1/2"-20 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (12 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 $15.01 - Original price $15.01Original price$15.01$15.01 - $15.01Current price $15.01| /