A

 E

C

D

編號

跟管外徑

管靴厚度

擴孔尺寸

管靴內孔

最小直徑

所配沖擊器

所配鉆桿

K188

178 mm

(7”)

13 mm – 19 mm

(0.51”)– (0.75”)

188 mm

(7.4”)

144 mm

(5.7”)

DHD350

QL 50, SD-5,

COP52/54

76mm- 89mm

(3”) – (3.5”)

K240

219 mm

(8.62”)

12 mm- 15mm

(0.47”)-(0.59”)

240 mm

(9.45”)

192 mm

(7.5”)

DHD360, QL 60,

SD-6,

114 mm

(4.5”)

K305

273 mm

(10.75”)

16 mm-20mm

(0.63”)-(0.78”)

305 mm

(12”)

238 mm

(9.4”)

DHD380,

 QL 80, SD-8

114mm-127mm (4.5”) – (5”)

K360

323mm

(12.7”)

20 mm – 24 mm

(0.78”) – (0.94”)

  360 mm

(14.17”)

284 mm

(11.8”)

DHD380,

QL 8, SD-8/10

127 mm

(5”)