靜態鑽孔刀座。不接驅動，刀具固定不轉，靠主軸帶動工件旋轉來鑽孔。剛性比動力刀座高，孔徑精度與直線度較穩。
對應 Star 料號 54121-01。本款夾持 ER16 夾頭；最大刀柄 10.0 mm；刀座柄徑 22 mm。
Mongtec Precision 為台灣品牌，台中設計製造。
| Mongtec model | 54121-01 |
|---|---|
| Machine brand | Star |
| Star reference code | 54121-01 |
| Holder type | Static drilling toolholders |
| Max tool shank | 10.0 mm |
| Holder shank diameter | 22 mm |
| Collet | ER16 |
| Drive | Static (not driven) |
| Max speed | — |
| Brand | Mongtec Precision Inc. — Taiwanese brand, designed and engineered in Taichung, Taiwan |
| Model | Type | Max tool shank | Collet | Drive |
|---|---|---|---|---|
| 33150 | Axial toolholders | 10.0 mm | ER16 | 1:1 · 8,000 rpm |
| 57161 | Axial toolholders | 10.0 mm | ER16 | 1:1 · 6,000 rpm |
| 66151 | Radial 3 spindles toolholders | 10.0 mm | ER16 | 1:1 · 6,000 rpm |
| 67161 | Radial 6 spindles toolholders | 10.0/7.0 mm | ER16/ER11 | 1:1 · 6,000 rpm |
| 0R122 | Static drilling toolholders | 10.0 mm | ER16 | Static |
| 0R123 | Static drilling toolholders (internal coolant) | 10.0 mm | ER16 | Static |
| 67127 | Static drilling toolholders (internal coolant) | 10.0 mm | ER16 | Static |
| B2E22 | Static drilling toolholders (internal coolant) | 6/8/10/12/16 mm | — | Static |
| STAR34322 | Static 3 toolholders | 22 mm | — | Static |
英文版：English version · 走心式刀座總覽 · 動力刀座 · 靜態刀塔刀座