ọkọlọtọ: DIN338
Nrụpụta nka: ala zuru oke
Akụkụ isi: ogo 118, 135 gbawara ekewa
Shank: Shank kwụ ọtọ
Nha (mm): 1.0mm-13.0mm
Ngwunye elu: amber na mkpuchi ojii mechaa
Ngwunye elu: ọcha, amber, imecha ojii
DIN1870
Ogo (mm): 10.0mm-80.0mm
Shank: morse taper shank
Nchacha elu: Acha ọcha na-egbuke egbuke
Ngwucha elu: amber mechaa
Shank: kwụ ọtọ
Ngwunye elu elu: mkpuchi titanium mechaa
Nrụpụta nka: milled
Size (mm): 3.0mm, 4.0,5.0,6.0,6.5,8.0,10.0mm
Nha (mm): 2.0mm-12.0mm
DIN1897
Shank: ọkpụkpụ hexagonal
Ihe: Ejiri ígwè dị elu (HSS) mee ya na 5% cobalt (co5%);
Isi ike dị elu, iguzogide okpomọkụ na iyi mkpuchi;
Amber mkpuchi;
DIN340 ọkọlọtọ.
ọkọlọtọ: DIN340
Ogo (mm): 1.0mm-20mm
Ngwucha elu: Emecha ọcha na-egbuke egbuke
Mmecha elu: Nchacha ọkụ