Tapping capacities are base on use of a spiral or point lap. The capacities are based on depth of tapping limited to 1.5 times the lap diameter.
Unit of Measure

Specifications

Spindle Center Distance (min to max)

N/A 0.91 ∼ 2.51 inches (23 ∼ 64 mm)

Erickson Collet Series

N/A JTC

Chucking Capacity (inches/mm)

N/A #3 to 5/16 (M3 to M8)

Type of Tap Holding

N/A Floating #0.008 (0.2)

Applicable Synchro Tapper Model

N/A STB-H108U STB-L108U

Synchro Tapper Model Revolution min-1

N/A 260 420 620 690

P

N/A 0.91 ∼ 2.51 inches (23 ∼ 64 mm)

D

N/A 4.88 inches (124 mm)

L

N/A 8.46 inches (215 mm)

L1

N/A 3.66 inches (93 mm)

L2

N/A 4.80 inches (122 mm)

A

N/A 0.87 inches (22 mm)

B

N/A 11/16 inches (17.5 mm)

C

N/A 0.58 inches (14.7 mm)

W

N/A 5.04 inches (128 mm)

Machining Specification

N/A Drilling Reaming Tapping

Depth

N/A Blind Through

Coolant

N/A Dry Oil Base Water Base

Working Direction of Spindle

N/A Horizontal Stand Up Stant Down Vertical Down Vertical Up

Type of Spindle

N/A ASA Collet

Type of Multi Spindle Head

N/A Catch Clip Type Fixed Spindle Type

Requested Drilling and Tapping Unit

N/A Selfeeder Synchotapper

Spindle Motor

N/A 4-Spindle