SOFT JAWS FLAT - 3.0 mm x 60° Serrations
- 3.0mm x 60° serrations
- Supplies maximum concentricity on finish turning operations
- Can be bored or turned to fit workpiece
- Steel jaws can be hardened
- Available flat ended or pointed for smaller diameter parts
- Special orders available
- Available in Aluminum, Steel & Aircraft Aluminum (where noted)
| Critical Dimensions | ALUMINUM | STEEL | |||||||||
| Group No |
Chuck Size | Groove Width G |
Screw Size E |
Hole Space D |
Height Inch A |
Hole to Front J |
Width Inch C |
Length Inch B |
No. of Holes |
FLAT END Part Number |
FLAT END Part Number |
| K3-12-20 | 6 | 0.472 (12mm) | 10mm | 0.787 (20mm) | 1.50 | 1.375 | 1.250 | 2.750 | 2 | H3-6150AF | H3-6150F |
| H-6,HA5-6 HO1MA6 |
2.50 | 1.375 | 1.250 | 2.750 | 2 | H3-6250AF | H3-6250F | ||||
| K3-14-25 | 8 | 0.551 (14mm) | 12mm | 0.985 (25mm) | 2.00 | 2.000 | 1.500 | 3.750 | 2 | H3-8200AF | H3-8200F |
| HJ-08 HO1MA8 |
4.00 | 2.000 | 1.500 | 3.750 | 2 | H3-8400AF | H3-8400F | ||||
| K3-15-30 | 10 to 12 | 0.591 (15mm) | 12mm | 1.181 (30mm) | 2.00 | 2.625 | 1.500 | 4.750 | 2 | H3-10204AF | H3-10204F |
| 4.00 | 2.625 | 1.500 | 4.750 | 2 | H3-10404AF | H3-10404F | |||||
| K3-16-30 | 10 to 12 | 0.630 (16mm) | 12mm | 1.181 (30mm) | 2.00 | 2.625 | 1.500 | 4.750 | 2 | H3-10200AF | H3-10200F |
| HW-10,HW-12 HO1MA10 |
4.00 | 2.625 | 1.500 | 4.750 | 2 | H3-10400AF | H3-10400F | ||||
| K3-18-30 | 10 to 14 | 0.709 (18mm) | 14mm | 1.181 (30mm) | 2.50 | 3.125 | 2.000 | 5.500 | 2 | H3-12250AF | H3-12250F |
| HO1MA12 | 4.00 | 3.125 | 2.000 | 5.500 | 2 | H3-12400AF | H3-12400F | ||||
| K3-21-40 | 15 | 0.827 (21mm) | 16mm | 1.575 (40mm) | 2.50 | 3.187 | 2.000 | 6.000 | 2 | H3-15258AF | H3-15258F |
| HO15M15,HO 22M12 |
4.00 | 3.187 | 2.000 | 6.000 | 2 | H3-15408AF* | H3-15408F* | ||||
| 4.50 | 3.187 | 2.000 | 6.000 | 2 | H3-15458AF | H3-15458F | |||||
| K3-22-50 | 15-18 | 0.866 (22mm) | 20mm | 1.969 (50mm) | 2.50 | 3.187 | 2.500 | 6.250 | 2 | M3-15250AF | M3-15250F |
| MMK HA-18-162, HA11-15, HA11-18, HA8-15 |
3.00 | 3.187 | 2.500 | 6.250 | 2 | M3-15300AF | M3-15300F | ||||
| 4.00 | 3.187 | 2.500 | 6.250 | 2 | M3-15400AF | M3-15400F | |||||
| 5.00 | 3.187 | 2.500 | 6.250 | 2 | M3-15500AF | M3-15500F | |||||
| 6.00 | 3.187 | 2.500 | 6.250 | 2 | M3-15600AF | M3-15600F | |||||
| K3-25-51 | 18-21 | 0.984 (25mm) | 20mm | 2.000 (51mm) | 4.00 | 5.430 | 2.50 | 8.500 | 2 | K3-21403AF* | K3-21403F* |
| K3-25-60 | 18-21 | 0.984 (25mm) | 20mm | 2.360 (60mm) | 2.50 | 3.070 | 2.500 | 7.000 | 2 | K3-21250AF | K3-21250F |
| KITAGAWA B-21, B-24 |
4.00 | 3.070 | 2.500 | 7.000 | 2 | K3-21400AF | K3-21400F | ||||
| 6.00 | 3.070 | 2.500 | 7.000 | 2 | K3-21600AF | K3-21600F | |||||
| K3-25-80 | 24 | 0.984 (25mm) | 20mm | 3.150 (80mm) | 2.50 | 3.850 | 3.000 | 8.500 | 2 | K3-24250AF | K3-24250F |
| UVE-800LB | 4.00 | 3.850 | 3.000 | 8.500 | 2 | K3-24400AF | K3-24400F | ||||
| K3-26-42 | 15 | 1.023 (26mm) | 20mm | 1.656 (42mm) | 2.50 | 2.687 | 2.000 | 5.750 | 2 | H3-15254AF | H3-15254F |
| HO27M15 | 4.00 | 2.687 | 2.000 | 5.750 | 2 | H3-15404AF | H3-15404F | ||||
| K3-26-50 | 18-20 | 1.023 (26mm) | 20mm | 1.969 (50mm) | 2.50 | 3.187 | 2.500 | 6.250 | 2 | H3-15250AF | H3-15250F |
| HOWA HO1MA15 |
4.00 | 3.187 | 2.500 | 6.250 | 2 | H3-15400AF | H3-15400F | ||||
| 5.00 | 3.187 | 2.500 | 6.250 | 2 | H3-15500AF | H3-15500F | |||||