METRIC Unit : mm
NOMINAL SIZE
(호칭치수)		 THREADS
PER INCH
(인치당산수)		 DRILL PINT TYPE
(포인트형상)		 TEST MATERIAL
THICHNESS(T)
(시편두께)
(mm)		 AXIAL LOAD
(축하중)
(kgf)		 MAX, DRILLING TIME
(관통시간)
(sec.)		 DRILLING CAPABILIT
(관통능력)
(sec.)		 POWER DRIVER SPEED
(드릴속도)
(rpm)		 ULTIMATE STRENGTHS
MIN. TENSION
(kg-cm)		 MIN. TORUE (kg-cm)
2.9
3.0		 #4 24 no.2 1.6 11.2 2.0 2.0 2,500 340 14
3.5 #6 20 no.2
no.3		 1.6 13.8 2.5 2.3 510 25
2.6 18.1 5.0 2.8
4.0
4.2		 #8 18 no.2
no.3		 1.6 13.8 3.0 2.5 710 42
3.2 18.1 5.0 3.6
4.8
5.0		 #10 16 no.2
no.3		 1.6 15.8 3.5 2.8 950 61
  27.2 6.0 4.5
5.5 #12 14 no.2
no.3		 1.6 20.4 4.0 3.5 1,800 1,270 92
  27.2 9.0 5.3
6.0
6.3		 #14 14 no.3
5.5 27.2 10.0 6.3 1,740 150
no.4 9 27.2 13.0 9.0
no.5 12 27.2 16.0 12.0