Periodontal curettes , dental scalers and excavators - general requirements 牙周刮匙,牙刮除器和牙钻孔器.一般要求
Using a cork borer to assist in threading glass tube through the hole of a rubber stopper 利用木塞钻孔器将玻璃管穿过橡胶塞
I found a reamer to be very useful for enlarging the hole to the correct size 我发现图中的钻孔器在规整尺寸的时候非常好用。
Rubber dam punch 橡皮障钻孔器
Ear lobe piercer 耳垂钻孔器
Soil drilling apparatus for drawing soil samples in agricultural engineering ; groove borers , tube borers 农业工程用土壤钻具.第1部分:槽形钻孔器和管形钻孔器
Is periodontal curettes , dental scalers and excavators - part 1 : general requirements iso 13397 - 1 : 1995 ; german version en iso 13397 - 1 : 1995 牙周刮匙牙齿刮刀器和钻孔器.第1部分:一般要求
Periodontal curettes , dental scalers and excavators - part 3 : dental scalers - h - type iso 13397 - 3 : 1996 ; german version en iso 13397 - 3 : 1996 牙周刮匙牙齿刮刀器和钻孔器.第3部分:牙齿刮刀器. h
Periodontal curettes , dental scalers and excavators - part 4 : dental excavators , discoid - type iso 13397 - 4 : 1997 ; german version en iso 13397 - 4 : 1997 牙周刮匙牙齿刮刀器和钻孔器.第4部分:圆形牙齿钻孔