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Parabolic Knives

Nichols Parabolic Fertilizer Knives are the premium selection for unsurpassed performance. This knife really puts the metal out front with a leading point designed to penetrate well ahead of the shank. Class leading sealing capability and long life components make this a winner.

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N40TP4 N40TP4 FERT KNIFE; 1/2X2-1/2X15
Fertilizer knife; 1/2" x 2-1/2" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and tube protector; One 1/4" Sch 40 pipe to fit 1/2" tube.

N40TP8 N40TP8 FERT KNIFE; 1/2X2-1/2X15
Fertilizer knife; 1/2" x 2-1/2" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and tube protector; One 1/8" Sch 40 pipe to fit 3/8" tube.

N40TPSR4 N40TPSR4 FERT KNIFE; 1/2X2-1/2X15
Fertilizer knife; 1/2" x 2-1/2" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and tube protector; One 1/4" Sch 40 pipe to fit 1/2" tube, with sealer.

N40TPSR8 N40TPSR8 FERT KNIFE; 1/2X2-1/2X15
Fertilizer knife; 1/2" x 2-1/2" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and tube protector; One 1/8" Sch 40 pipe to fit 3/8" tube, with sealer.

N40TPSRDUO4 N40TPSRDUO4 FERT KNIFE; 1/2X2-1/2X15
Fertilizer knife; 1/2" x 2-1/2" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and tube protector; Dual 1/4" Sch 40 pipes to fit 1/2" tube; with sealer.

N40TPSRDUO8 N40TPSRDUO8 FERT KNIFE; 1/2X2-1/2X15
Fertilizer knife; 1/2" x 2-1/2" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and tube protector; Dual 1/8" Sch 40 pipes to fit 3/8" tube; with sealer.

N50TP4 N50TP4 FERT KNIFE; 5/8X3X15
Fertilizer knife; 5/8" x 3" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and HF tube protector; One 1/4" Sch 40 pipe to fit 1/2" tube.

N50TP8 N50TP8 FERT KNIFE; 5/8X3X15
Fertilizer knife; 5/8" x 3" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and HF tube protector; One 1/8" Sch 40 pipe to fit 3/8" tube.

N50TPSR4 N50TPSR4 FERT KNIFE; 5/8X3X15
Fertilizer knife; 5/8" x 3" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and HF tube protector; One 1/4" Sch 40 pipe to fit 1/2" tube; with sealer.

N50TPSR8 N50TPSR8 FERT KNIFE; 5/8X3X15
Fertilizer knife; 5/8" x 3" x 16"; Hole and slot for 1/2" bolts on 1-3/4" to 3" centers; Chromium carbide point and HF tube protector; One 1/8" Sch 40 pipe to fit 3/8" tube; with sealer.

        
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