1" UNF HSS Taper Hand Tap Sutton FlangC3/8x1.3/4Z Engineers Black Book contains a

Engineers Black Book contains a wealth of up-to-date

75 x 50 Metric Coarse Hex Set Screws 25 Pieces Zinc Plated Class 8

4 PKT x 50pcs QUALITY ASSURED DELIVERED FREIGHT FREE NEW ZEALAND WIDE

With arm type B

1" UNF HSS Taper Hand Tap Sutton FlangC3/8x1.3/4Z Engineers Black Book contains aFor producing precision threads by hand tapping, for starting threads either second or bottoming taps should used after to achieve desire thread depth. General purpose use Suitable for materials up to 1000N mm2 Through & blind holes Suitable for both hand and machine operations Threads per inch 12 Overall length 130mm Cutting length 45mm Drill diameter 23. 5mm