ZKJ221-19 Air Needle Scalers
Medium Duty Pistol Grip Needle Scaler
High power, quality design
Features & Benefits
- Texturing concrete
- Cleaning & stress relieving weld seams and joints
- Removing coatings, corrosion & other accumulated materials
- Chisel scalers for splitting, chipping, pointing and brick raking
- Convert to chisels in seconds
- Dust shroud attachments available
- Adjustable front tube extends needle life
- Heat treated piston and cylinder ensure excellent durability and long life
Specification:
- Numbers of Needles: 19 pcs
- Piston Diameter: 0.9(23) inch(mm)
- Piston Stroke: 1.3(33) inch(mm)
- Needle Diameter: 1/8×7(3×180) Øinch(mm)
- Blows Per Min.: 3700 bpm
- Avg. Air Cons.: 3(85) cfm(l/min)
- Overall Length: 13(330) inch(mm)
- Net Weight: 6(2.7) lbs(kgs)
- Min. Hose Size: 3/8(10) inch(mm)
- Air Inlet Size: 1/4 inch-NPT/PT
| Model | Numbers of Needles pcs | Piston Diameter inch(mm) | Piston Stroke inch(mm) | Needle Diameter Øinch(mm) | Blows Per Min. bpm | Avg. Air Cons. cfm(l/min) | Overall Length inch(mm) | Net Weight lbs(kgs) |
| ZKJ3221-19 | 19 | 1.2(29.5) | 0.86(22) | 5/32×7(4×180) | 2700 | 3(85) | 13.4(340) | 8.6(3.9) |
| ZKJ3221-28 | 28 | 1.2(29.5) | 0.86(22) | 1/8×7(3×180) | 2700 | 3(85) | 13.4(340) | 8.6(3.9) |
| ZKJ3222 | ─ | 1.2(29.5) | 0.86(22) | ─ | 2000 | 2(51) | 11.6(295) | 6(2.7) |
| ZKJ221-19 | 19 | 0.9(23) | 1.3(33) | 1/8×7(3×180) | 3700 | 3(85) | 13(330) | 6(2.7) |
| ZKJ221-29 | 29 | 0.9(23) | 1.3(33) | 5/64×7(2×180) | 3700 | 3(85) | 13(330) | 6(2.7) |
| ZKJ221A | ─ | 0.9(23) | 1.3(33) | ─ | 3700 | 3(85) | 13(330) | 6(2.7) |
| ZKJ222 | ─ | 0.9(23) | 1.3(33) | ─ | 2700 | 3(85) | 11.6(295) | 4.8(2.2) |
| ZKJ211-2B-19 | 19 | 0.9(23) | 1.3(33) | 1/8×7(3×180) | 3700 | 3(85) | 14.8(375) | 6.2(2.8) |
| ZKJ211-2B-29 | 29 | 0.9(23) | 1.3(33) | 5/64×7(2×180) | 3700 | 3(85) | 14.8(375) | 6.2(2.8) |
| ZKJ211A | ─ | 0.9(23) | 1.3(33) | ─ | 3700 | 3(85) | 14.8(375) | 6.2(2.8) |
| ZKJ799NS-12 | 12 | 0.7(18) | 1(26) | 1/8×7(3×180) | 4200 | 2(60) | 14.2(360) | 3.5(1.6) |
| ZKJ799NS-27 | 27 | 0.7(18) | 1(26) | 5/64×7(2×180) | 4200 | 2(60) | 14.2(360) | 3.5(1.6) |
- Min. Hose Size: 3/8(10) inch(mm)
- Air Inlet Size: 1/4 inch-NPT/PT
