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    • Top Sellers

    The Hillman Group 180210 Coupling Nut, 1/4 - 20, 50-Pack $19.49 B003VFVVHW
    uxcell 18.5mm Long 1/4BSP to 1/8BSP Male Hex Nipple Reducing Connector Fitting $2.78 B00A0FUI0M
    10 mm X 1.50-Pitch Stainless Steel Metric Threaded Rod Coupling $9.05 B00AM0Y450
    1/2" Stainless Steel Threaded Rod Couplings (Pack of 12) $42.31 B00AM0YB94
    Bellcan BC-38NCUP Hex Rod Coupling Nut Zinc 3/8-24 X 1-1/8 (Box of 200) B00B90WJ7C
    Uxcell a13052700ux0252 CNC Motor Shaft Coupler 6.35mm to 8mm Flexible Coupling 6.35x8mm $8.96 B00DCAIPYI
    Uxcell a13052700ux0246 CNC Motor Shaft Coupler 5mm to 5mm Flexible Coupling 5x5mm $15.18 B00DCAISM2
    8 mm X 1.25-Pitch Stainless Steel Metric Threaded Rod Coupling $7.45 B00FSYB6OC
    The Hillman Group 2205 5/8-11 Coupling Nut, Zinc, 5-Pack $17.99 B00HYLXRM6
    The Hillman Group 44768 M8-1.25 Metric Hex Coupling Nut, 10-Pack $16.00 B00JDTZTAA
    Hard-to-Find Fastener 014973270919 Coupling Nuts, 6mm-1.00, Piece-15 $16.88 B00L1J2I22
    Hard-to-Find Fastener 014973209582 Coupling Nuts, 6-32, Piece-8 $14.50 B00L1L5T6W
    Hard-to-Find Fastener 014973209599 Coupling Nuts, 8-32, Piece-8 $18.51 B00L1L5TZI

    New Releases

    B01AZVQQM4 B01AZVQQM4
    Coupling Nut Zinc Plated - 5/16"-18 (1/2" F x 1-3/4" L) - Qty-250 $133.17 B01AZVY518
    Coupling Nut Hot Dipped Galvanized - 3/8"-16 (9/16" F x 1-3/4" L) - Qty-25 $32.62 B01AZVYQM6
    Coupling Reducer Nut Zinc - 3/8"-16 to 1/4"-20 (1/2" F x 1" L)- Qty-100 $48.49 B01AZW3X6U

    Most Gifted

    National Hardware N182-659 4003 Couplers - Course Thread in Zinc, 10-24 $1.49 B003KIB8B4
    uxcell 20mm Male to 16mm Female Brass Hex Reducing Bushing Adapter Pipe Fitting $3.32 B009PNB1ME
    6 mm X 1.00-Pitch Stainless Steel Metric Threaded Rod Coupling B00AM0Y2AW
    Uxcell a13052700ux0252 CNC Motor Shaft Coupler 6.35mm to 8mm Flexible Coupling 6.35x8mm $8.96 B00DCAIPYI
    Uxcell a13052700ux0246 CNC Motor Shaft Coupler 5mm to 5mm Flexible Coupling 5x5mm $15.18 B00DCAISM2
    The Hillman Group 4374 5/16-24 Hex Coupling Nut Fine Thread,Pack of 5 $18.00 B00IAVK6FA
    The Hillman Group 43816 M20-1.50 Metric Hex Jam Nut, 5-Pack $13.29 B00IZFSC6Q
    The Hillman Group 44767 M6-1.00 Metric Hex Coupling Nut, 12-Pack $16.80 B00JDTZXLK
    Hard-to-Find Fastener 014973403300 Coarse Rod Coupling Nuts, 1/4-20, Piece-25 $15.58 B00L1L6JHU
    The Hillman Group 5 pc - 3/8-16 Coupling Nuts $6.85 B00L8SYMQQ