100 exersicers Math roller stamp / 1000 exersicers lej cov menyuam stamp

100 exersicers lej ce rau cov menyuam stamp ua-nyob rau hauv ob lub rollers, ib tus menyuam muaj 10 tus lej, los ntawm kev tig cov menyuam los ua cov lej sib luag, tsim cov lej sib txawv, tsim nyog rau cov tub ntxhais kawm theem pib siv lej xyaum siv.
Cov khoom no tuaj yeem tsim qhov sib ntxiv, rho tawm, sib faib, sib faib, sau rau hauv qhov khoob, thiab lwm yam, txhua yam khoom tuaj yeem tsim 100 cov lus nug, thiab ib qho refueling stamp ntau tshaj 1,000 zaug, luam ntawv nto txuas ntxiv number case stamp ntau tshaj 10,000 zaug.
Cov khoom siv sab nraud ntawm lub thwj yog ABS ib puag ncig tiv thaiv cov khoom, uas muaj qhov zoo ntawm cov ntxhiab tsw me me, hnav tsis kam, corrosion kuj, tsis yooj yim rau hlawv, thiab lwm yam, thiab cov neeg siv muaj kev ruaj ntseg ntau dua.
Cov khoom siv sab hauv yog yooj yim flash ua npuas ncauj ncoo, kev ua haujlwm ruaj khov, zoo nto, zoo li qhib, nruab nrab inking lub sij hawm, thiab cov roj rov ua haujlwm zoo.Ntshiab raug, tsis muaj ntug dawb, siab nto yaj txheej lub zog, hnav ntev, txhim kho yaj txheej thickness thiab ceev ua rau lub foob nto dub, ci dua, tsis muaj qeeb nkag mus rau tus number case, seal nyhuv yog txawv tshaj plaw.