ST58(2 1/4")
DE68(2 3/4") | Diameter钎头直径 | 合金Button(mm) | 螺纹Thread | Flushing
holes
水孔数量 | Buttons Type
合金类型 | Part NO.
系列号 |
mm
毫米 | inch
英寸 | Gauge
边齿 | Center
中心 | Side
侧 | Center
正 |
 凹心易返球齿钎头 Drop Centre
Retrac Button Bits | | 89 | 3 1/2 | 8*12 | 4*12 2*11 | ST58 | 1 | 4 | Spherical 球齿 Ballistic 抛物线齿 | QYA1489-ST58 |
 | 89 | 3 1/2 | 8*12 | 6*12 | ST58 | 2 | 2 | Spherical 球齿 Ballistic 抛物线齿 | Q1489-ST58 |
| 102 | 4 | 8*14 | 6*12 | ST58 | - | 2 | Q14102-ST58 |
| | 115 | 4 1/2 | 8*16 | 6*14 | ST58 | - | 2 | Q14115-ST58 |
| 105 | 4 1/8 | 8*14 | 6*12 | ED68 | - | 2 | Q14105-ED68 |
| 110 | 4 3/8 | 8*16 | 6*14 | ED68 | - | 2 | Q14110-ER68 |
| 115 | 4 1/2 | 8*16 | 6*14 | ED68 | - | 2 | Q14115-ED68 |
| 127 | 5 | 8*16 | 6*14 | ED68 | - | 2 | Q16127-ED68 |
 | 凹心球齿钎头 Drop Centre Button Bits | | 89 | 3 1/2 | 8*12 | 4*12 2*10 | ST58 | - | 4 | Spherical 球齿 Ballistic 抛物线齿 | QA1489-ST58 |
| 105 | 4 1/8 | 8*14 | 3*14 2*12 | ED68 | - | 4 | QA13105-ED68 |
| 110 | 4 3/8 | 8*16 | 4*14 3*12 | ED68 | - | 4 | QA15110-ED68 |
| | 115 | 4 1/2 | 8*16 | 4*14 3*12 | ED68 | - | 4 | QA15115-ED68 |
| 127 | 5 | 8*16 | 3*14 3*12 | ED68 | - | 4 | QA14127-ED68 |
 | 127 | 5 | 9*16 | 8*14 | ED68 | - | 3 | Spherical 球齿 Ballistic 抛物线齿 | QA17127-ED68 |
| | 140 | 5 1/2 | 9*16 | 9*14 | ED68 | - | 3 | QA18140-ED68 |
| 152 | 6 | 9*16 | 9*16 | ED68 | - | 3 | QA18152-ED68 |
 | 凹心球齿钎头 Drop Centre Button Bits | | 127 | 5 | 9*16 | 4*14 3*12 | ED68 | - | 3 | Spherical 球齿 Ballistic 抛物线齿 | QA16127-ED68 |
| 140 | 5 1/2 | 9*16 | 9*14 3*12 | ED68 | - | 3 | QA21140-ED68 |
| 152 | 6 | 9*16 | 9*14 3*14 | ED68 | - | 3 | QA21152-ED68 |
 | 89 | 3 1/2 | 8*14 | 6*12 | ST58 | 1 | 2 | Spherical 球齿 Ballistic 抛物线齿 | QY1489-ST58 |
| 102 | 4 | 8*14 | 7*12 | ST58 | 1 | 2 | QY15102-ST58 |
| 115 | 4 1/2 | 8*16 | 6*14 | ST58 | - | 2 | QY14115-ST58 |
| 110 | 4 3/8 | 8*16 | 6*14 | ED68 | - | 2 | QY14110-ED68 |
| 115 | 4 1/2 | 8*16 | 6*14 | ED68 | - | 2 | QY14115-ED68 |
| 127 | 5 | 8*16 | 8*14 | ED68 | - | 2 | QY16127-ED68 |
 | 127 | 5 | 9*16 | 8*14 | ED68 | - | 3 | Spherical 球齿 Ballistic 抛物线齿 | QY17127-ED68 |
| 140 | 5 1/2 | 9*16 | 9*14 | ED68 | - | 3 | QY18140-ED68 |
