Drop-in internal threaded anchor bolt with internal expansion cone.
| BTP | For internal-threaded anchors and sleeves: PBI | |||||
|---|---|---|---|---|---|---|
| Diameter | 1/4" | 5/16" | 3/8"- M10 | 1/2"- M12 | 5/8" | 3/4" |
| Code | BTP14 | BTP56 | BTP38 | BTP12 | BTP58 | BTP34 |







| Code | Thread diameter (inch) | Lengths | Hole | Distances³ (mm) | Indicated bolt length** (mm) | Wrench (inch) | Ultimate loads² (kgf) | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Anchor (mm) | Thread (mm) | Diameter (mm) | Minimum depth¹ (mm) | Fastener fastener | Edge fastener | Tensile | Shear4 | ||||
| PBI14 | 1/4" | 25 | 12 | 9,5 | 27 | 75 | 37 | 10 + tfix | 7/16" | 1.390 | 707 |
| PBI56 | 5/16" | 30 | 14 | 10 | 33 | 90 | 45 | 12 + tfix | 1/2" | 1.510 | 1.162 |
| PBI38 | 3/8" | 40 | 16 | 12 | 43 | 120 | 60 | 14 + tfix | 9/16" | 1.777 | 1.703 |
| PBI12* | 1/2"* | 50 | 22 | 16 | 53 | 150 | 75 | 20 + tfix | 3/4" | 3.070 | 3.030 |
| PBI58 | 5/8" | 65 | 30 | 20 | 70 | 195 | 97 | 28 + tfix | 15/16" | 4.400 | 4.933 |
| PBI34 | 3/4" | 80 | 30 | 26 | 85 | 240 | 120 | 28 + tfix | 1.1/8" | 7.200 | 7.273 |
| PBIM10*** | M10 | 40 | 16 | 12 | 43 | 120 | 60 | 14 + tfix | 17 mm | 1.777 | 1.703 |
| PBIM12*** | M12 | 50 | 21 | 15 | 53 | 150 | 75 | 19 + tfix | 19 mm | 2.763 | 2.841 |