Pistol Type Tapping Machines Pneumatic Drill Tapper Model AT-312
- The gun body made alloy and the tool force parts made of carbon steel with good heat treament
- The tool is with an ari flow controller. From zero to max.
- You may adjust the tool speed bay controller the aro flow.
- The controller with anti-slip design and conveniet operation.
- The tool is 360 rear exhaust.
- You may change the exhaust direction according to your need.

Specification
| Model | AT-312 |
| Tapping min | M3 |
| Tapping max | M8 (steel); M10 (Iron); M12 (aluminium) |
| Motor | Pneumatic |
| Spindle speed | 0-400rpm |
| Spindel | GT12 B16 |
| Overall dimension | 200x210x49mm |
| Packing dimension | 235x190x50mm |
| Weight | 1.5 / 2.0kg |
Standard accessories:
- M3-M12 JIS Over-Load Protection
- GT12 B16 chuck, hangging ring, air inet