Tie Boring Bits

Tie Boring Bits
  HSUM

High Speed Steel

These tools are specifically designed for drilling spike
holes in wooden ties.They combine ease of penetration
with rapid chip removal in deep hole, hardwood drilling.

Two Flute

 

 Screw Size   Minor Diameter   Major Diameter   Step Length   Flute Length   Overall Length   Model   Product Name   Price   Buy Now 
4-4 .089 .1285 3/8 1-5/8 2-3/4  370 4-40   HS JOBBER STEP Drills 45DEG CHAMF   $14.55 
5-40 .101 9/64 1/2 1-3/4 2-7/8  370 5-40   HS JOBBER STEP Drills 45DEG CHAMF   $15.31 
6-32 .109 5/32 1/2 2 3-1/8  370 6-32   HS JOBBER STEP Drills 45DEG CHAMF   $15.50 
8-32 .136 3/16 1/2 2-5/16 3-1/2  370 8-32   HS JOBBER STEP Drills 45DEG CHAMF   $15.88 
8-36 .136 3/16 1/2 2-5/16 3-1/2  370 8-36   HS JOBBER STEP Drills 45DEG CHAMF   $16.13 
10-32 .161 1/4 5/8 2-3/4 4  370 10-32   HS JOBBER STEP Drills 45DEG CHAMF   $16.89 
1/4-20 .204 21/64 13/16 3-5/16 4-5/8  370 1/4-20   HS JOBBER STEP Drills 45DEG CHAMF   $20.81 
1/4-28 .218 21/64 13/16 3-5/16 4-5/8  370 1/4-28   HS JOBBER STEP Drills 45DEG CHAMF   $21.19 
5/16-18 .261 13/32 15/16 3-7/8 5-1/4  370 5/16-18   HS JOBBER STEP Drills 45DEG CHAMF   $23.72 
5/16-24 .272 13/32 15/16 3-7/8 5-1/4  370 5/16-24   HS JOBBER STEP Drills 45DEG CHAMF   $24.04 
3/8-16 .316 31/64 1 4-3/8 5-7/8  370 3/8-16   HS JOBBER STEP Drills 45DEG CHAMF   $31.37 
3/8-24 .339 31/64 1 4-3/8 5-7/8  370 3/8-24   HS JOBBER STEP Drills 45DEG CHAMF   $31.94 
7/16-20 .390 17/32 1-1/16 4-13/16 6-5/8  370 7/16-20   HS JOBBER STEP Drills 45DEG CHAMF   $54.68 
7/16-14 .375 17/32 1-1/16 4-13/16 6-5/8  370 7/16-14   HS JOBBER STEP Drills 45DEG CHAMF   $54.68 
1/2-13 .437 5/8 1-1/16 5-3/16 7-1/8  370 1/2-13   HS JOBBER STEP Drills 45DEG CHAMF   $63.13 
1/2-20 .452 5/8 1-1/16 5-3/16 7-1/8  370 1/2-20   HS JOBBER STEP Drills 45DEG CHAMF   $63.89 
5/8-11 .531 3/4 1-1/16 5-5/8 7-5/8  370 5/8-11   HS JOBBER STEP Drills 45DEG CHAMF   $79.57 
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