HSS Single Flute Countersink Drill Bit
Pontšo ea Sehlahisoa
Lithako tsa li-counter sink li na le bohale bo bohale qetellong ea tsona, ha liphala tsa spiral li na le angle ea bevel, eo hangata e tsejoang e le rake angle, ntlheng ea tsona.E le ho etsa bonnete ba hore setsi se setle le tataiso ea drill ena, e tla le poso ea tataiso e lumellanang hantle le lesoba le teng le seng le ntse le le mosebetsing e le ho etsa bonnete ba hore setsi se setle le tataiso.Ka lebaka la shaft ena ea cylindrical le hlooho e tapered e nang le lesoba la oblique, clamping e nolofalloa.Ntlheng ea tapered e na le moeli oa beveled, o loketseng merero ea ho itšeha.Ka lesoba la ka har'a lesoba, li-chips tsa tšepe li khona ho potoloha le ho ntšetsoa holimo ka lebaka la lesoba la ho ntša chip.Mabotho a Centrifugal a ka thusa haholo ho hlakola lithapo tsa tšepe tse ka holim'a mochini o sebetsang, e le hore li se ke tsa senya bokaholimo le ho ama boleng ba mosebetsi.Ho na le mefuta e 'meli ea li-post posts,' me likoti tsa countersunk li ka etsoa ka karolo e le 'ngoe ha ho hlokahala.
Li-drill tsa Countersink li sebelisetsoa mesebetsi e fapaneng e kenyelletsang ho teba le ho lokisa masoba a boreleli.Moralo le sebopeho sa bona se ikhethileng se nolofalletsa mosebelisi ho sebetsa hantle le ho ntlafatsa boleng ba sehlahisoa se felileng.
| Tsoela pele | D | L1 | d |
| 3/16" | 3/4” | 1-1/2" | 3/16" |
| 1/4” | 3/4” | 2" | 1/4” |
| 5/16" | 1" | 2" | 1/4" |
| 3/8" | 1” | 2” | 1/4” |
| 5/2” | 1” | 2” | 1/4” |
| 5/8 | 1-1/8" | 2-3/4" | 3/8" |
| 5/8” | 1-1/8” | 2-3/4” | 1/2" |
| 3/4” | 1-5/16" | 2-3/4" | 3/8” |
| 3/4” | 1-5/16” | 2-3/4" | 1/2" |
| 7/8" | 1-5/16” | 2-3/4” | 1/2" |
| 1” | 1-5/16" | 2-3/4" | 1/2” |
| 1-1/4” | 1-5/8" | 3-3/8" | 3/4” |
| 1-1/2" | 1-5/8 | 3-1/2" | 3/4” |
| 2” | 1-5/8 | 3-3/4” | 3/4” |
