Tapered apparatuer Drill bits
Boarûntwerp
Model -56: Allround boar foar middelhurde oant hurde rotsformaasjes. Foar- en sydspoeling.
Krústype boar: Foar hurde en abrasive rots. Foar- en sydspoeling.
Model -33: Allround boar mei seis gauge knoppen foar middelhurde oant hurde rotsformaasjes. Foar- en sydspoeling. Skeiningde foarknoppen.
Model -34: Allroundboar foar sêfte oant hurde rotsformaasjes. Twa spoelgatten oan 'e foarkant foar optimale snelheid en minder gatôfwiking. Skeane knoppen oan 'e foarkant.
Model -37: Allround boar foar sêft, middelhurd en hurd rots mei poerbêste spoelkapasiteit. Spoeling oan 'e foar- en sydkant.
Model -40: Allround boar foar middelhurde oant hurde rots. Allinnich sydspoeling. Skuonde knoppen oan 'e foarkant.
Model -41, koarte rok: Allround bit foar middelhurde oant hurde rots. Foar- en sydspoeling. Skuonde knoppen foar.
Asjebleaft obs
Model -12: Foar sêfte oant middelhurde rotsformaasjes. Ien spoelgatten oan 'e foarkant en twa sydkanten.
Model -14: Foar sêft oant middelhurd rots. Twa spoelgatten oan 'e foarkant en ien sydkant.
Model -17: Allround boar foar sêft oant middelhurd rots. Foar- en sydspoeling. Diameters oant 34 mm.
Model -23: Foar sêft en abrasyf rots. Foar- en sydspoeling.
Model-27: Allround boar foar middelhurde oant hurde rotsformaasjes. Foar- en sydspoeling. Diameters fan 35 mm ôf.
Soargje derfoar dat alle knopbits oergrutte 0,5 makke binne–1,0 mm, wat betsjut dat bygelyks in 36,0 mm boar op syn minst 36,5 mm as nij is. Dit wurdt dien fanwegen de rappe earste slijtage fan knopboarnen.
It is wichtich om te beskôgjen dat it boarre gat yn grutte kin ferskille fanwegen boaromstannichheden, boarjen
praktyken en grûnfoarming.
Boarparameter
Diameter | Produktnûmer | Produktkoade | Lingte | Oantal fan knoppen | Knoppen × knop diameter (mm) | Gauge knoppen hoeke° | Front knoppen hoeke° | Spoelgat | Gewicht sawat kg | ||||
mm | inch | mm | inch | Gauge | inch | Side | Sintrum | ||||||
KNOPBIT - Foar 22 mm (7⁄8") sechskantstang. 4°46' tapse hoeke. Koarte rok. | |||||||||||||
36 | 113⁄32 | 90510678 | 178-9036-14-67,39-20 | 50 | 131⁄32 | 7 | 5×7 | 131⁄32 | 35° | 1 | 2 | 3 | |
KNOPBIT - Foar 22 mm (7⁄8") sechskantstang. 11° tapse hoeke. Koarte rok. | |||||||||||||
32 | 1¼ | 90510100 | 179-9032-12-67,50-20 | 50 | 131⁄32 | 5 | 3×8 | 131⁄32 | 35° | – | 2 | 1 | 3 |
32 | 1¼ | 90512816 | 179-9032-33-67,39-20 | 55 | 25⁄32 | 8 | 6×7 | 25⁄32 | 39° | 15° | 1 | 1 | 3 |
32 | 1¼ | 90510189 | 179-9032-56-67,50-20 | 50 | 131⁄32 | 6 | 4×7 | 131⁄32 | 35° | – | 1 | 1 | 3 |
33 | 15⁄16 | 90512712 | 179-9033-40-67,52-20 | 50 | 131⁄32 | 9 | 6×7 | 131⁄32 | 40° | 20° | 2 | – | 3 |
33 | 15⁄16 | 90512801 | 179-9033-56-67,50-20 | 50 | 131⁄32 | 6 | 4×7 | 131⁄32 | 40° | 1 | 1 | 2 | |
34 | 111⁄32 | 90512881 | 179-9034-40-67,39-20 | 50 | 131⁄32 | 9 | 6×7 | 131⁄32 | 40° | 20° | 2 | – | 3 |
35 | 13⁄8 | 90512818 | 179-9035-41-67-L,39-20* | 55 | 25⁄32 | 7 | 5×8 | 25⁄32 | 40° | 15° | 1 | 1 | 3 |
36 | 113⁄32 | 90509968 | 179-9036-27-67,39-20 | 50 | 131⁄32 | 7 | 5×8 | 131⁄32 | 35° | 1 | 1 | 3 | |
36 | 113⁄32 | 90510192 | 179-9036-56-67,50-20 | 50 | 131⁄32 | 6 | 4×7 | 131⁄32 | 40° | – | 1 | 1 | 4 |
38 | 1½ | 90512968 | 179-9038-23-67,51-20 | 50 | 131⁄32 | 4 | 3×9 | 131⁄32 | 40° | – | 2 | 1 | 3 |
38 | 1½ | 90509966 | 179-9038-27-67,39-20 | 50 | 131⁄32 | 7 | 5×9 | 131⁄32 | 35° | 1 | 1 | 3 | |
41 | 15/8 | 90509962 | 179-9041-27-67,39-20 | 50 | 131⁄32 | 7 | 5×9 | 131⁄32 | 35° | – | 2 | 1 | 3 |
43 | 111⁄16 | 90512898 | 179-9043-27-67,51-20 | 50 | 131⁄32 | 7 | 5x9 | 131⁄32 | 35° | – | 2 | 1 | 4 |
KNOPBIT - Foar 22 mm (7⁄8") sechskantstang. 12° tapse hoeke. Koarte rok. | |||||||||||||
27 | 11/16 | 90512895 | 177-9027-56-67,51-20 | 50 | 131⁄32 | 6 | 4×6 | 131⁄32 | 40° | 15° | 1 | 1 | 2 |
28 | 11/8 | 90510695 | 177-9028-23-67,39-20 | 50 | 131⁄32 | 4 | 3×7 | 131⁄32 | 20° | – | 1 | 1 | 1 |
28 | 11/8 | 90516429 | 177-9028-56-67,51-20 | 50 | 131⁄32 | 6 | 4x6 | 131⁄32 | 35° | 1 | 1 | 2 | |
30 | 13/16 | 90510181 | 177-9030-56-67,51-20 | 50 | 131⁄32 | 6 | 4×7 | 131⁄32 | 30° | – | 1 | 1 | 2 |
32 | 1¼ | 90509650 | 177-9032-14-67,39-20 | 55 | 25⁄32 | 7 | 5×7 | 25⁄32 | 35° | – | 1 | 2 | 3 |
32 | 1¼ | 90509841 | 177-9032-17-67,39-20 | 55 | 25⁄32 | 7 | 5×7 | 25⁄32 | 35° | 1 | 1 | 2 | |
32 | 1¼ | 90512817 | 177-9032-34-67,39-20 | 55 | 25⁄32 | 8 | 6×7 | 25⁄32 | 39° | 15° | 1 | 2 | 3 |
33 | 15⁄16 | 90512648 | 177-9033-14-67,39-20 | 55 | 25⁄32 | 7 | 5×7 | 25⁄32 | 35° | – | 1 | 2 | 2 |
33 | 15⁄16 | 90509842 | 177-9033-17-67,39-20 | 55 | 25⁄32 | 7 | 5×7 | 25⁄32 | 35° | 1 | 1 | 2 | |
33 | 15⁄16 | 90003511 | 177-9033-34-67,39-20 | 55 | 25⁄32 | 8 | 6x7 | 25⁄32 | 35° | – | 1 | 2 | 2 |
33 | 15⁄16 | 90513909 | 177-9033-41-67,39-20 | 55 | 25⁄32 | 7 | 5×8 | 25⁄32 | 40° | 15° | 1 | 1 | 2 |
34 | 111/32 | 90509956 | 177-9034-27-67,39-20 | 55 | 25⁄32 | 7 | 5×8 | 25⁄32 | 35° | 1 | 1 | 2 | |
35 | 13/8 | 90509535 | 177-9035-27-67,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 35° | – | 1 | 1 | 2 |
36 | 113⁄32 | 90512721 | 177-9036-27-67,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 35° | – | 1 | 1 | 3 |
37 | 115⁄32 | 90512710 | 177-9037-27-67,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 40° | 1 | 1 | 3 | |
38 | 1½ | 90512658 | 177-9038-17-67,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 40° | – | 1 | 1 | 3 |
38 | 1½ | 90510676 | 177-9038-23-67,39-20 | 55 | 25⁄32 | 4 | 3×9 | 25⁄32 | 40° | – | 1 | 1 | 2 |
38 | 1½ | 90509554 | 177-9038-27,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 35° | 1 | 1 | 2 | |
38 | 1½ | 90512669 | 177-9038-27-67,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 35° | – | 1 | 1 | 2 |
41 | 15/8 | 90512318 | 177-9041-27-67,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 35° | – | 1 | 1 | 3 |
45 | 13/4 | 90512619 | 177-9045-27-67,39-20 | 55 | 25⁄32 | 7 | 5×9 | 25⁄32 | 35° | 1 | 1 | 3 |