Thread Cutting &
Thread Rolling Screws

Type A

Type AB

Type B

Type F

Type BF

Type 25 / BT

Type 23

Type 17

Type BP

Type Hi-Lo

Type 1 / D

Type Plastline

Marine Fasteners
Your source for special stainless screws

Technical Answers - What size drill bit do I use to make a pilot hole?
Technical - Head Styles, Point Styles, Driving Recess Types

Threads per inch for machine & sheet metal screw
Driver Bit Size Chart


# 2

# 4

# 6

# 8

# 10

# 12

# 14

# 16

# 18

# 20

# 24

5/64

7/64

9/16

5/32

3/16

7/32

1/4

17/64

19/64

5/16

3/8

Thank you for allowing us the opportunity to supply your fastener needs.
Please contact your customer service representative with any questions.

   
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