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N125 12" Down the Hole Bits

Specifications
Minimum Hole Size in  11 7/8"
Number of Splines   10
Height of Foot Valve above Strike Face in 2.770
Length of Shank in 19.29
Running Surface Diameter in 7.373

 

 

  Carbide Inserts     Convex Concave Flat Face

Diameter

(in)

Gauge Face Carbide Type

Weight

(lbs)

Part No. Price Part No. Price Part No. Price

11-7/8

6 x 3/4 19 x 3/4 Ballistic

399

117N125V32B $6,337.00

117N125C32B

$6,337.00 117N125F32B $6,337.00
11-7/8 6 x 3/4 19 x 3/4 Dome 399 117N125V32D $6,337.00 117N125C32D $6,337.00 117N125F32D $6,337.00

12

6 x 3/4 19 x 3/4 Ballistic 406 12N125V32B $6,337.00 12N125C32B $6,337.00 12N125F32B $6,337.00
12 6 x 3/4 19 x 3/4 Dome 406 12N125V32D $6,337.00 12N125C32D $6,337.00 12N125F32D $6,337.00

12-1/4

6 x 3/4 19 x 3/4 Ballistic 417 122N125V32B $6,337.00 122N125C32B $6,337.00 122N125F32B $6,337.00
12-1/4 6x 3/4 19 x 3/4 Dome 417 122N125V32D $6,337.00 122N125C32D $6,337.00 122N125F32D $6,337.00

12-1/2

6 x 3/4 19 x 3/4 Ballistic 419 124N125V32B $6,381.00 124N125C32B $6,381.00 124N125F32B $6,381.00
12-1/2 6 x 3/4 19 x 3/4 Dome 419 124N125V32D $6,381.00 124N125C32D $6,381.00 124N125F32D $6,381.00

12-7/8

6 x 3/4  21 x 3/4 Ballistic 427 127N125V32B $6,381.00 127N125C32B $6,381.00 127N125F32B $6,381.00
12-7/8 6 x 3/4 21 x 3/4 Dome 427 127N125V32D $6,381.00 127N125C32D $6,381.00 127N125F32D $6,381.00

13

6 x 3/4 19 x 3/4 Ballistic 431 13N125V32B $6,381.00 13N125C32B $6,381.00 13N125F32B $6,381.00
13 6 x 3/4 19 x 3/4 Dome 431 13N125V32D $6,381.00 13N125C32D $6,381.00 13N125F32D $6,381.00

13-3/4

9 x 3/4 34 x 3/4 Ballistic 449 136N125V32B $7,642.00 136N125C32B $7,642.00 136N125F32B $7,642.00
13-3/4 9 x 3/4 34 x 3/4 Dome 449 136N125V32D $7,642.00 136N125C32D $7,642.00 136N125F32D $7,642.00

14

9 x 3/4 34 x 3/4 Ballistic 491 14N125V32B $7,642.00 14N125C32B $7,642.00 14N125F32B $7,642.00
14 9 x 3/4 34 x 3/4 Dome 491 14N125V32D $7,642.00 14N125C32D $7,642.00 14N125F32D $7,642.00

15

12 x 3/4 35 x 3/4 Ballistic 521 15N125V35B $7,904.00 15N125C35B $7,904.00 15N125F35B $7,904.00
15 12 x 3/4 35 x 3/4 Dome 521 15N125V35D $7,904.00 15N125C35D $7,904.00 15N125F35D $7,904.00

15-1/2

12 x 3/4 35 x 3/4 Ballistic 538 154N125V35B $9,140.00 154N125C35B $9,140.00 154N125F35B $9,140.00
 15-1/2 12 x 3/4 35 x 3/4 Dome 538 154N125V35B $9,140.00 154N125C35D $9,140.00 154N125F35D $9,140.00

15-3/4

12 x 3/4 35 x 3/4 Ballistic 542 156N125V35B $9,140.00 156N125C35B $9,140.00 156N125F35B $9,140.00
15-3/4 12 x 3/4 35 x 3/4 Dome 542 156N125V35D $9,140.00 156N125C35D $9,140.00 156N125F35D $9,140.00

16

12 x 3/4 35 x 3/4 Ballistic 547 16N125V35B $9,140.00 16N125C35B $9,140.00 16N125F35B $9,140.00
16 12 x 3/4 35 x 3/4 Dome 547 16N125V35D $9,140.00 16N125C35D $9,140.00 16N125F35D $9,140.00

16-1/2

12 x 3/4 35 x 3/4 Ballistic 553 164N125V35B $9,454.00 164N125C35B $9,454.00 164N125F35B $9,454.00
16-1/2 12 x 3/4 35 x 3/4 Dome 553 164N125V35D $9,454.00 164N125C35D $9,454.00 164N125F35D $9,454.00

17

12 x 3/4 51 x 3/4 Ballistic 618 17N125V38B $9,454.00 17N125C38B $9,454.00 17N125F38B $9,454.00
17 12 x 3/4 51 x 3/4 Dome 618 17N125V38D $9,454.00 17N125C38D $9,454.00 17N125F38D $9,454.00

17-1/4

12 x 3/4 51 x 3/4 Ballistic 624 174N125V38B $9,659.00 174N125C38B $9,659.00 174N125F38B $9,659.00
17-1/4 12 x 3/4 51 x 3/4 Dome 624 174N125V38D $9,659.00 174N125C38D $9,659.00 174N125F38D $9,659.00

18

12 x 3/4 54 x 3/4 Ballistic 632 18N125V38B $9,904.00 18N125C38B $9,904.00 18N125F38B $9,904.00
18 12 x 3/4 54 x 3/4 Dome 632 18N125V38D $9,904.00 18N125C38D $9,904.00 18N125F38D $9,904.00