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HEX HOLLOW DRILL STEEL

Detachable Bit Drill Steel Dimension By Type

Thread Type	Dimension A	Dimension B	Dimension C	Threads/Inch
D	1.180"	1-3/4"	0.868"	5
E	0.623"	7/8"	0.500"	6
H	0.998"	1-3/8"	0.711"	6

drill steel 4.20.21-1

7/8" X 3-1/4" Shank H Thread Steel

Length Under Collar	Part Number	Weight
12"	H7312	3.00 lbs.
18"	H7318	4.00 lbs.
24"	H7324	5.00 lbs.
30"	H7330	6.00 lbs.
36"	H7336	7.00 lbs.
48"	H7348	9.00 lbs.
60"	H7360	11.00 lbs.
72"	H7372	14.00 lbs.
96"	H7396	18.00 lbs.
120"	H73120	22.00 lbs.

7/8" X 4-1/4" Shank H Thread Steel

Length Under Collar	Part Number	Weight
12"	H7412	3.25 lbs.
18"	H7418	4.25 lbs.
24"	H7424	5.25 lbs.
30"	H7430	6.25 lbs.
36"	H7436	7.25 lbs.
48"	H7448	9.25 lbs.
60"	H7460	12.00 lbs.
72"	H7472	13.25 lbs.

1" X 4-1/4" Shank H Thread Steel

Length Under Collar	Part Number	Weight
12"	H1412	4.00 lbs.
18"	H1418	5.00 lbs.
24"	H1424	7.00 lbs.
30"	H1430	9.00 lbs.
36"	H1436	10.00 lbs.
48"	H1448	12.00 lbs.
60"	H1460	15.00 lbs.
72"	H1472	18.00 lbs.
96"	H1496	23.00 lbs.
120"	H1420	28.00 lbs.

H-Thread Extensions

Length Under Collar	Part Number	Weight
24"	H24X	7.00 lbs.
36"	H36X	10.00 lbs.
48"	H48X	12.00 lbs.
72"	H72X	18.00 lbs.
96"	H96X	23.00 lbs.

7/8" X 3-1/4" Shank E Thread Steel

Length Under Collar	Part Number	Weight
12"	E7312	2.75 lbs.
18"	E7318	3.00 lbs.
24"	E7324	3.50 lbs.
30"	E7330	5.00 lbs.
36"	E7336	5.75 lbs.
48"	E7348	8.00 lbs.

1" X 4-1/4" Shank D Thread Steel

Length Under Collar	Part Number	Weight
12"	D1412	4.25 lbs.
18"	D1418	5.50 lbs.
24"	D1427	6.50 lbs.
36"	D1436	9.25 lbs.
48"	D1448	11.00 lbs.
72"	D1472	15.00 lbs.

7/8" X 3-1/4" Shank 11 Degree Taper Steel

Length Under Collar	Part Number	Weight
12"	DS7312-11	3.00 lbs.
18"	DS7318-11	4.00 lbs.
24"	DS7324-11	5.00 lbs.
30"	DS7330-11	6.00 lbs.
36"	DS7336-11	7.00 lbs.
42"	DS7342-11	8.00 lbs.
48"	DS7348-11	9.00 lbs.
60"	DS7360-11	11.00 lbs.

1" X 4-1/4" Shank 11 Degree Taper Steel

Length Under Collar	Part Number	Weight
12"	DS1412-11	4.00 lbs.
18"	DS1418-11	5.00 lbs.
24"	DS1424-11	7.00 lbs.
30"	DS1430-11	9.00 lbs.

1 X 4-1/4 1" Rope Thread

Length Under Collar	Part Number
18"	RT1001418
24"	RT1001424
30"	RT1001430
36"	RT1001436
48"	RT1001448
60"	RT1001460

Couplings and Adaptors

Description	Part Number	Weight
Coupling	HCPL	0.50 lbs.
H to D Adaptor	H-DCPL	0.75 lbs.

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