Dezhou Haotian lpm&exp Co.Ltd(Haotian machinery) is located in the largest production base of machine tool accessories in China.We are specialized in researching,producing and developing many kinds Of collets, drill chuck, CNC tool holders, retention knobs, ER nuts, ER spanners, machine vises, parallel blocks and so on. With high precision and full varieties. All of our products are deeply trusted by customers both at home and abroad.

Product description
1.Clamp was precision lapped, protect hands during using.
2.Surface finishes, to prevent rust, no iron filings, easy to clean.
3.Heat treatment of material, high hardness, no distortion, not easy to wear.
4.Angle of vertical degree is higher than the national standard of 35%, reasonable design, close occlusive,
super pressure.
Each set contain:
6 T-Slot Nuts.
6 Flange Nuts.
4 Extension Nuts.
12 Step Blocks.
6 Step Clamps.
24 Engineers Studs
1 Plastic holder with metal back
No. | Table T-solt Size(US) | Stud Size(US) |
0101 | 3/8 | 5/16-18 |
0102 | 7/16 | 3/8-16 |
0103 | 1/2 | 3/8-16 |
0104 | 9/16 | 3/8-16 |
0105 | 9/16 | 1/2-13 |
0106 | 5/8 | 1/2-13 |
0107 | 11/16 | 1/2-13 |
0108 | 11/16 | 5/8-11 |
0109 | 3/4 | 5/8-11 |
0110 | 13/16 | 5/8-11 |
No. | Table T-solt Size(US) | Stud Size(US) |
0201 | 9.7 | M8*1.25 |
0202 | 11.7 | M10*1.5 |
0203 | 13.7 | M10*1.5 |
0204 | 13.7 | M12*1.75 |
0205 | 15.7 | M12*1.75 |
0206 | 15.7 | M14*2 |
0207 | 17.7 | M14*2 |
0208 | 17.7 | M16*2 |
0209 | 19.7 | M16*2 |
Product picture:



Why choose us?
1.Have a strong sales team, rich experience in foreign trade export.
2.HT-TOOLS brand has a long history.
3.Since the establishment of foreign trade company in 2003, the company has been 16 years old and has rich resources
and experience.
4.The company is located in China's largest machine tool accessories production and processing base, the plains machine
tool parts factory is as large as 200, operating products rich and not monotonous.
About our company:
1.Are you factory or Trade Company?
We are Industry and trade integration.
2.Could you supply samples?
Yes, we can supply.
3.Where do you export?
The whole world.
4.Could you produce non-standard products?
Yes, we can. Please supply samples or drawing.
5.What's the accuracy of ER Collet?
We have three kinds. 0.005mm 0.01mm and 0.015mm.
6. What are the shipping ways?
By international express, by air, by sea are all ok.
7. Do you have minimum order quantity?
Conventional Products don't have. The minimum order quantity of non-standard products is 50pcs.
8. What's your payment way?
T/T, Pay pal, Western Union and so on.
9. What's your delivery time?
5-20 days after order confirmed
Contact us: